Home / 58,815.38-81,138.30-44,449.22

Finding the Fourth Proportional to 58,815.38, 81,138.30 and 44,449.22

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Solution

The fourth proportional to 58,815.38, 81,138.30 and 44,449.22 is: 61,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,815.38 : 81,138.30 = 44,449.22 : x
  2. Step 2: Convert to fraction form
    58,815.38/81,138.30 = 44,449.22/x
  3. Step 3: Cross multiply
    58,815.38x = 81,138.30 × 44,449.22
  4. Step 4: Simplify right side
    58,815.38x = 3,606,534,147.13
  5. Step 5: Solve for x
    x = 3,606,534,147.13/58,815.38
  6. Step 6: Final answer
    x = 61,319.58

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1.5x scale

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.