Home / 58,442.88-80,651.19-31,585.35

Finding the Fourth Proportional to 58,442.88, 80,651.19 and 31,585.35

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Solution

The fourth proportional to 58,442.88, 80,651.19 and 31,585.35 is: 43,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,442.88 : 80,651.19 = 31,585.35 : x
  2. Step 2: Convert to fraction form
    58,442.88/80,651.19 = 31,585.35/x
  3. Step 3: Cross multiply
    58,442.88x = 80,651.19 × 31,585.35
  4. Step 4: Simplify right side
    58,442.88x = 2,547,396,064.07
  5. Step 5: Solve for x
    x = 2,547,396,064.07/58,442.88
  6. Step 6: Final answer
    x = 43,587.79

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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.