Home / 127,614.98-191,407.88-34,128.02

Finding the Fourth Proportional to 127,614.98, 191,407.88 and 34,128.02

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Solution

The fourth proportional to 127,614.98, 191,407.88 and 34,128.02 is: 51,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,614.98 : 191,407.88 = 34,128.02 : x
  2. Step 2: Convert to fraction form
    127,614.98/191,407.88 = 34,128.02/x
  3. Step 3: Cross multiply
    127,614.98x = 191,407.88 × 34,128.02
  4. Step 4: Simplify right side
    127,614.98x = 6,532,371,956.80
  5. Step 5: Solve for x
    x = 6,532,371,956.80/127,614.98
  6. Step 6: Final answer
    x = 51,188.13

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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.