Home / 112,892.21-169,006.13-75,359.19

Finding the Fourth Proportional to 112,892.21, 169,006.13 and 75,359.19

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Solution

The fourth proportional to 112,892.21, 169,006.13 and 75,359.19 is: 112,817.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,892.21 : 169,006.13 = 75,359.19 : x
  2. Step 2: Convert to fraction form
    112,892.21/169,006.13 = 75,359.19/x
  3. Step 3: Cross multiply
    112,892.21x = 169,006.13 × 75,359.19
  4. Step 4: Simplify right side
    112,892.21x = 12,736,165,061.83
  5. Step 5: Solve for x
    x = 12,736,165,061.83/112,892.21
  6. Step 6: Final answer
    x = 112,817.04

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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.