Home / 127,302.63-175,658.10-73,577.28

Finding the Fourth Proportional to 127,302.63, 175,658.10 and 73,577.28

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Solution

The fourth proportional to 127,302.63, 175,658.10 and 73,577.28 is: 101,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,302.63 : 175,658.10 = 73,577.28 : x
  2. Step 2: Convert to fraction form
    127,302.63/175,658.10 = 73,577.28/x
  3. Step 3: Cross multiply
    127,302.63x = 175,658.10 × 73,577.28
  4. Step 4: Simplify right side
    127,302.63x = 12,924,445,207.97
  5. Step 5: Solve for x
    x = 12,924,445,207.97/127,302.63
  6. Step 6: Final answer
    x = 101,525.36

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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.