Home / 127,654.46-176,167.51-73,215.98

Finding the Fourth Proportional to 127,654.46, 176,167.51 and 73,215.98

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Solution

The fourth proportional to 127,654.46, 176,167.51 and 73,215.98 is: 101,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,654.46 : 176,167.51 = 73,215.98 : x
  2. Step 2: Convert to fraction form
    127,654.46/176,167.51 = 73,215.98/x
  3. Step 3: Cross multiply
    127,654.46x = 176,167.51 × 73,215.98
  4. Step 4: Simplify right side
    127,654.46x = 12,898,276,888.81
  5. Step 5: Solve for x
    x = 12,898,276,888.81/127,654.46
  6. Step 6: Final answer
    x = 101,040.55

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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.