Home / 65,613.36-98,372.36-26,158.64

Finding the Fourth Proportional to 65,613.36, 98,372.36 and 26,158.64

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Solution

The fourth proportional to 65,613.36, 98,372.36 and 26,158.64 is: 39,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,613.36 : 98,372.36 = 26,158.64 : x
  2. Step 2: Convert to fraction form
    65,613.36/98,372.36 = 26,158.64/x
  3. Step 3: Cross multiply
    65,613.36x = 98,372.36 × 26,158.64
  4. Step 4: Simplify right side
    65,613.36x = 2,573,287,151.19
  5. Step 5: Solve for x
    x = 2,573,287,151.19/65,613.36
  6. Step 6: Final answer
    x = 39,218.95

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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.