Home / 65,060.20-97,590.30-61,123.60

Finding the Fourth Proportional to 65,060.20, 97,590.30 and 61,123.60

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Solution

The fourth proportional to 65,060.20, 97,590.30 and 61,123.60 is: 91,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,060.20 : 97,590.30 = 61,123.60 : x
  2. Step 2: Convert to fraction form
    65,060.20/97,590.30 = 61,123.60/x
  3. Step 3: Cross multiply
    65,060.20x = 97,590.30 × 61,123.60
  4. Step 4: Simplify right side
    65,060.20x = 5,965,070,461.08
  5. Step 5: Solve for x
    x = 5,965,070,461.08/65,060.20
  6. Step 6: Final answer
    x = 91,685.40

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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.