Home / 131,932.04-182,068.42-71,504.62

Finding the Fourth Proportional to 131,932.04, 182,068.42 and 71,504.62

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Solution

The fourth proportional to 131,932.04, 182,068.42 and 71,504.62 is: 98,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,932.04 : 182,068.42 = 71,504.62 : x
  2. Step 2: Convert to fraction form
    131,932.04/182,068.42 = 71,504.62/x
  3. Step 3: Cross multiply
    131,932.04x = 182,068.42 × 71,504.62
  4. Step 4: Simplify right side
    131,932.04x = 13,018,733,186.10
  5. Step 5: Solve for x
    x = 13,018,733,186.10/131,932.04
  6. Step 6: Final answer
    x = 98,677.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.