Home / 51,432.39-77,068.80-35,668.17

Finding the Fourth Proportional to 51,432.39, 77,068.80 and 35,668.17

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Solution

The fourth proportional to 51,432.39, 77,068.80 and 35,668.17 is: 53,446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,432.39 : 77,068.80 = 35,668.17 : x
  2. Step 2: Convert to fraction form
    51,432.39/77,068.80 = 35,668.17/x
  3. Step 3: Cross multiply
    51,432.39x = 77,068.80 × 35,668.17
  4. Step 4: Simplify right side
    51,432.39x = 2,748,903,060.10
  5. Step 5: Solve for x
    x = 2,748,903,060.10/51,432.39
  6. Step 6: Final answer
    x = 53,446.92

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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.