Home / 81,544.73-112,532.65-45,246.83

Finding the Fourth Proportional to 81,544.73, 112,532.65 and 45,246.83

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Solution

The fourth proportional to 81,544.73, 112,532.65 and 45,246.83 is: 62,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,544.73 : 112,532.65 = 45,246.83 : x
  2. Step 2: Convert to fraction form
    81,544.73/112,532.65 = 45,246.83/x
  3. Step 3: Cross multiply
    81,544.73x = 112,532.65 × 45,246.83
  4. Step 4: Simplify right side
    81,544.73x = 5,091,745,008.22
  5. Step 5: Solve for x
    x = 5,091,745,008.22/81,544.73
  6. Step 6: Final answer
    x = 62,441.13

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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.