Home / 97,187.74-145,452.45-59,771.55

Finding the Fourth Proportional to 97,187.74, 145,452.45 and 59,771.55

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Solution

The fourth proportional to 97,187.74, 145,452.45 and 59,771.55 is: 89,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,187.74 : 145,452.45 = 59,771.55 : x
  2. Step 2: Convert to fraction form
    97,187.74/145,452.45 = 59,771.55/x
  3. Step 3: Cross multiply
    97,187.74x = 145,452.45 × 59,771.55
  4. Step 4: Simplify right side
    97,187.74x = 8,693,918,387.80
  5. Step 5: Solve for x
    x = 8,693,918,387.80/97,187.74
  6. Step 6: Final answer
    x = 89,454.89

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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.