Home / 89,637.32-134,462.14-29,665.68

Finding the Fourth Proportional to 89,637.32, 134,462.14 and 29,665.68

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Solution

The fourth proportional to 89,637.32, 134,462.14 and 29,665.68 is: 44,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,637.32 : 134,462.14 = 29,665.68 : x
  2. Step 2: Convert to fraction form
    89,637.32/134,462.14 = 29,665.68/x
  3. Step 3: Cross multiply
    89,637.32x = 134,462.14 × 29,665.68
  4. Step 4: Simplify right side
    89,637.32x = 3,988,910,817.36
  5. Step 5: Solve for x
    x = 3,988,910,817.36/89,637.32
  6. Step 6: Final answer
    x = 44,500.56

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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.