Home / 59,281.97-81,811.73-34,139.57

Finding the Fourth Proportional to 59,281.97, 81,811.73 and 34,139.57

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Solution

The fourth proportional to 59,281.97, 81,811.73 and 34,139.57 is: 47,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,281.97 : 81,811.73 = 34,139.57 : x
  2. Step 2: Convert to fraction form
    59,281.97/81,811.73 = 34,139.57/x
  3. Step 3: Cross multiply
    59,281.97x = 81,811.73 × 34,139.57
  4. Step 4: Simplify right side
    59,281.97x = 2,793,016,959.45
  5. Step 5: Solve for x
    x = 2,793,016,959.45/59,281.97
  6. Step 6: Final answer
    x = 47,114.11

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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.