Home / 160,535.27-221,528.94-88,911.02

Finding the Fourth Proportional to 160,535.27, 221,528.94 and 88,911.02

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Solution

The fourth proportional to 160,535.27, 221,528.94 and 88,911.02 is: 122,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,535.27 : 221,528.94 = 88,911.02 : x
  2. Step 2: Convert to fraction form
    160,535.27/221,528.94 = 88,911.02/x
  3. Step 3: Cross multiply
    160,535.27x = 221,528.94 × 88,911.02
  4. Step 4: Simplify right side
    160,535.27x = 19,696,364,014.92
  5. Step 5: Solve for x
    x = 19,696,364,014.92/160,535.27
  6. Step 6: Final answer
    x = 122,691.82

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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.