Home / 65,045.60-97,451.76-61,546.40

Finding the Fourth Proportional to 65,045.60, 97,451.76 and 61,546.40

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Solution

The fourth proportional to 65,045.60, 97,451.76 and 61,546.40 is: 92,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,045.60 : 97,451.76 = 61,546.40 : x
  2. Step 2: Convert to fraction form
    65,045.60/97,451.76 = 61,546.40/x
  3. Step 3: Cross multiply
    65,045.60x = 97,451.76 × 61,546.40
  4. Step 4: Simplify right side
    65,045.60x = 5,997,805,001.66
  5. Step 5: Solve for x
    x = 5,997,805,001.66/65,045.60
  6. Step 6: Final answer
    x = 92,209.23

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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.