Home / 71,442.29-98,590.82-41,228.88

Finding the Fourth Proportional to 71,442.29, 98,590.82 and 41,228.88

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Solution

The fourth proportional to 71,442.29, 98,590.82 and 41,228.88 is: 56,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,442.29 : 98,590.82 = 41,228.88 : x
  2. Step 2: Convert to fraction form
    71,442.29/98,590.82 = 41,228.88/x
  3. Step 3: Cross multiply
    71,442.29x = 98,590.82 × 41,228.88
  4. Step 4: Simplify right side
    71,442.29x = 4,064,788,880.74
  5. Step 5: Solve for x
    x = 4,064,788,880.74/71,442.29
  6. Step 6: Final answer
    x = 56,896.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.