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Finding the Fourth Proportional to 61,248.77, 91,899.14 and 29,682.32

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Solution

The fourth proportional to 61,248.77, 91,899.14 and 29,682.32 is: 44,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,248.77 : 91,899.14 = 29,682.32 : x
  2. Step 2: Convert to fraction form
    61,248.77/91,899.14 = 29,682.32/x
  3. Step 3: Cross multiply
    61,248.77x = 91,899.14 × 29,682.32
  4. Step 4: Simplify right side
    61,248.77x = 2,727,779,985.16
  5. Step 5: Solve for x
    x = 2,727,779,985.16/61,248.77
  6. Step 6: Final answer
    x = 44,536.08

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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.