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Finding the Fourth Proportional to 134,060.19, 200,784.03 and 63,988.71

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Solution

The fourth proportional to 134,060.19, 200,784.03 and 63,988.71 is: 95,836.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,060.19 : 200,784.03 = 63,988.71 : x
  2. Step 2: Convert to fraction form
    134,060.19/200,784.03 = 63,988.71/x
  3. Step 3: Cross multiply
    134,060.19x = 200,784.03 × 63,988.71
  4. Step 4: Simplify right side
    134,060.19x = 12,847,911,068.30
  5. Step 5: Solve for x
    x = 12,847,911,068.30/134,060.19
  6. Step 6: Final answer
    x = 95,836.89

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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.