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Finding the Fourth Proportional to 373,419.34, 560,212.28 and 107,159.10

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Solution

The fourth proportional to 373,419.34, 560,212.28 and 107,159.10 is: 160,762.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,419.34 : 560,212.28 = 107,159.10 : x
  2. Step 2: Convert to fraction form
    373,419.34/560,212.28 = 107,159.10/x
  3. Step 3: Cross multiply
    373,419.34x = 560,212.28 × 107,159.10
  4. Step 4: Simplify right side
    373,419.34x = 60,031,845,252.97
  5. Step 5: Solve for x
    x = 60,031,845,252.97/373,419.34
  6. Step 6: Final answer
    x = 160,762.55

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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.