Home / 112,329.07-168,493.29-45,753.55

Finding the Fourth Proportional to 112,329.07, 168,493.29 and 45,753.55

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Solution

The fourth proportional to 112,329.07, 168,493.29 and 45,753.55 is: 68,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,329.07 : 168,493.29 = 45,753.55 : x
  2. Step 2: Convert to fraction form
    112,329.07/168,493.29 = 45,753.55/x
  3. Step 3: Cross multiply
    112,329.07x = 168,493.29 × 45,753.55
  4. Step 4: Simplify right side
    112,329.07x = 7,709,166,168.68
  5. Step 5: Solve for x
    x = 7,709,166,168.68/112,329.07
  6. Step 6: Final answer
    x = 68,630.20

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1.5x scale

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.