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Finding the Fourth Proportional to 65,442.86, 98,151.86 and 18,046.23

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Solution

The fourth proportional to 65,442.86, 98,151.86 and 18,046.23 is: 27,065.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,442.86 : 98,151.86 = 18,046.23 : x
  2. Step 2: Convert to fraction form
    65,442.86/98,151.86 = 18,046.23/x
  3. Step 3: Cross multiply
    65,442.86x = 98,151.86 × 18,046.23
  4. Step 4: Simplify right side
    65,442.86x = 1,771,270,950.26
  5. Step 5: Solve for x
    x = 1,771,270,950.26/65,442.86
  6. Step 6: Final answer
    x = 27,065.92

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1.5x scale

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.