Home / 82,143.59-113,358.08-44,417.75

Finding the Fourth Proportional to 82,143.59, 113,358.08 and 44,417.75

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Solution

The fourth proportional to 82,143.59, 113,358.08 and 44,417.75 is: 61,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,143.59 : 113,358.08 = 44,417.75 : x
  2. Step 2: Convert to fraction form
    82,143.59/113,358.08 = 44,417.75/x
  3. Step 3: Cross multiply
    82,143.59x = 113,358.08 × 44,417.75
  4. Step 4: Simplify right side
    82,143.59x = 5,035,110,635.83
  5. Step 5: Solve for x
    x = 5,035,110,635.83/82,143.59
  6. Step 6: Final answer
    x = 61,296.45

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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.