Home / 147,552.30-221,036.85-80,873.10

Finding the Fourth Proportional to 147,552.30, 221,036.85 and 80,873.10

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Solution

The fourth proportional to 147,552.30, 221,036.85 and 80,873.10 is: 121,149.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,552.30 : 221,036.85 = 80,873.10 : x
  2. Step 2: Convert to fraction form
    147,552.30/221,036.85 = 80,873.10/x
  3. Step 3: Cross multiply
    147,552.30x = 221,036.85 × 80,873.10
  4. Step 4: Simplify right side
    147,552.30x = 17,875,935,273.74
  5. Step 5: Solve for x
    x = 17,875,935,273.74/147,552.30
  6. Step 6: Final answer
    x = 121,149.82

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1.5x scale

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.