Home / 61,042.19-91,437.48-29,358.72

Finding the Fourth Proportional to 61,042.19, 91,437.48 and 29,358.72

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Solution

The fourth proportional to 61,042.19, 91,437.48 and 29,358.72 is: 43,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,042.19 : 91,437.48 = 29,358.72 : x
  2. Step 2: Convert to fraction form
    61,042.19/91,437.48 = 29,358.72/x
  3. Step 3: Cross multiply
    61,042.19x = 91,437.48 × 29,358.72
  4. Step 4: Simplify right side
    61,042.19x = 2,684,487,372.83
  5. Step 5: Solve for x
    x = 2,684,487,372.83/61,042.19
  6. Step 6: Final answer
    x = 43,977.58

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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.