Home / 147,951.77-221,983.52-88,828.65

Finding the Fourth Proportional to 147,951.77, 221,983.52 and 88,828.65

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Solution

The fourth proportional to 147,951.77, 221,983.52 and 88,828.65 is: 133,276.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,951.77 : 221,983.52 = 88,828.65 : x
  2. Step 2: Convert to fraction form
    147,951.77/221,983.52 = 88,828.65/x
  3. Step 3: Cross multiply
    147,951.77x = 221,983.52 × 88,828.65
  4. Step 4: Simplify right side
    147,951.77x = 19,718,495,959.70
  5. Step 5: Solve for x
    x = 19,718,495,959.70/147,951.77
  6. Step 6: Final answer
    x = 133,276.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.