Home / 75,398.28-112,925.12-35,983.07

Finding the Fourth Proportional to 75,398.28, 112,925.12 and 35,983.07

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Solution

The fourth proportional to 75,398.28, 112,925.12 and 35,983.07 is: 53,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,398.28 : 112,925.12 = 35,983.07 : x
  2. Step 2: Convert to fraction form
    75,398.28/112,925.12 = 35,983.07/x
  3. Step 3: Cross multiply
    75,398.28x = 112,925.12 × 35,983.07
  4. Step 4: Simplify right side
    75,398.28x = 4,063,392,600.12
  5. Step 5: Solve for x
    x = 4,063,392,600.12/75,398.28
  6. Step 6: Final answer
    x = 53,892.38

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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.