Home / 112,890.76-169,230.18-37,958.50

Finding the Fourth Proportional to 112,890.76, 169,230.18 and 37,958.50

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Solution

The fourth proportional to 112,890.76, 169,230.18 and 37,958.50 is: 56,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,890.76 : 169,230.18 = 37,958.50 : x
  2. Step 2: Convert to fraction form
    112,890.76/169,230.18 = 37,958.50/x
  3. Step 3: Cross multiply
    112,890.76x = 169,230.18 × 37,958.50
  4. Step 4: Simplify right side
    112,890.76x = 6,423,723,787.53
  5. Step 5: Solve for x
    x = 6,423,723,787.53/112,890.76
  6. Step 6: Final answer
    x = 56,902.12

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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.