Home / 97,697.72-146,470.02-38,577.64

Finding the Fourth Proportional to 97,697.72, 146,470.02 and 38,577.64

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Solution

The fourth proportional to 97,697.72, 146,470.02 and 38,577.64 is: 57,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,697.72 : 146,470.02 = 38,577.64 : x
  2. Step 2: Convert to fraction form
    97,697.72/146,470.02 = 38,577.64/x
  3. Step 3: Cross multiply
    97,697.72x = 146,470.02 × 38,577.64
  4. Step 4: Simplify right side
    97,697.72x = 5,650,466,777.11
  5. Step 5: Solve for x
    x = 5,650,466,777.11/97,697.72
  6. Step 6: Final answer
    x = 57,836.22

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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.