Home / 112,559,140.62-168,852,329.28-39,761,023.86

Finding the Fourth Proportional to 112,559,140.62, 168,852,329.28 and 39,761,023.86

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Solution

The fourth proportional to 112,559,140.62, 168,852,329.28 and 39,761,023.86 is: 59,646,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,559,140.62 : 168,852,329.28 = 39,761,023.86 : x
  2. Step 2: Convert to fraction form
    112,559,140.62/168,852,329.28 = 39,761,023.86/x
  3. Step 3: Cross multiply
    112,559,140.62x = 168,852,329.28 × 39,761,023.86
  4. Step 4: Simplify right side
    112,559,140.62x = 6,713,741,493,318,657
  5. Step 5: Solve for x
    x = 6,713,741,493,318,657/112,559,140.62
  6. Step 6: Final answer
    x = 59,646,346.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.