Home / 59,887.20-89,835.40-34,929.76

Finding the Fourth Proportional to 59,887.20, 89,835.40 and 34,929.76

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Solution

The fourth proportional to 59,887.20, 89,835.40 and 34,929.76 is: 52,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,887.20 : 89,835.40 = 34,929.76 : x
  2. Step 2: Convert to fraction form
    59,887.20/89,835.40 = 34,929.76/x
  3. Step 3: Cross multiply
    59,887.20x = 89,835.40 × 34,929.76
  4. Step 4: Simplify right side
    59,887.20x = 3,137,928,961.50
  5. Step 5: Solve for x
    x = 3,137,928,961.50/59,887.20
  6. Step 6: Final answer
    x = 52,397.32

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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.