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Finding the Fourth Proportional to 61,798.08, 92,710.08 and 26,742.72

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Solution

The fourth proportional to 61,798.08, 92,710.08 and 26,742.72 is: 40,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,798.08 : 92,710.08 = 26,742.72 : x
  2. Step 2: Convert to fraction form
    61,798.08/92,710.08 = 26,742.72/x
  3. Step 3: Cross multiply
    61,798.08x = 92,710.08 × 26,742.72
  4. Step 4: Simplify right side
    61,798.08x = 2,479,319,710.62
  5. Step 5: Solve for x
    x = 2,479,319,710.62/61,798.08
  6. Step 6: Final answer
    x = 40,119.69

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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.