Home / 64,358.28-88,750.44-39,192.12

Finding the Fourth Proportional to 64,358.28, 88,750.44 and 39,192.12

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Solution

The fourth proportional to 64,358.28, 88,750.44 and 39,192.12 is: 54,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,358.28 : 88,750.44 = 39,192.12 : x
  2. Step 2: Convert to fraction form
    64,358.28/88,750.44 = 39,192.12/x
  3. Step 3: Cross multiply
    64,358.28x = 88,750.44 × 39,192.12
  4. Step 4: Simplify right side
    64,358.28x = 3,478,317,894.53
  5. Step 5: Solve for x
    x = 3,478,317,894.53/64,358.28
  6. Step 6: Final answer
    x = 54,046.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.