Home / 82,345.62-113,637.36-44,619.90

Finding the Fourth Proportional to 82,345.62, 113,637.36 and 44,619.90

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Solution

The fourth proportional to 82,345.62, 113,637.36 and 44,619.90 is: 61,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,345.62 : 113,637.36 = 44,619.90 : x
  2. Step 2: Convert to fraction form
    82,345.62/113,637.36 = 44,619.90/x
  3. Step 3: Cross multiply
    82,345.62x = 113,637.36 × 44,619.90
  4. Step 4: Simplify right side
    82,345.62x = 5,070,487,639.46
  5. Step 5: Solve for x
    x = 5,070,487,639.46/82,345.62
  6. Step 6: Final answer
    x = 61,575.68

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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.