Home / 112,915.56-169,410.36-46,387.02

Finding the Fourth Proportional to 112,915.56, 169,410.36 and 46,387.02

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Solution

The fourth proportional to 112,915.56, 169,410.36 and 46,387.02 is: 69,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,915.56 : 169,410.36 = 46,387.02 : x
  2. Step 2: Convert to fraction form
    112,915.56/169,410.36 = 46,387.02/x
  3. Step 3: Cross multiply
    112,915.56x = 169,410.36 × 46,387.02
  4. Step 4: Simplify right side
    112,915.56x = 7,858,441,757.53
  5. Step 5: Solve for x
    x = 7,858,441,757.53/112,915.56
  6. Step 6: Final answer
    x = 69,595.74

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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.