Home / 89,355.26-134,088.29-51,932.96

Finding the Fourth Proportional to 89,355.26, 134,088.29 and 51,932.96

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Solution

The fourth proportional to 89,355.26, 134,088.29 and 51,932.96 is: 77,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,355.26 : 134,088.29 = 51,932.96 : x
  2. Step 2: Convert to fraction form
    89,355.26/134,088.29 = 51,932.96/x
  3. Step 3: Cross multiply
    89,355.26x = 134,088.29 × 51,932.96
  4. Step 4: Simplify right side
    89,355.26x = 6,963,600,870.93
  5. Step 5: Solve for x
    x = 6,963,600,870.93/89,355.26
  6. Step 6: Final answer
    x = 77,931.63

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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.