Home / 147,977.28-221,959.44-42,793.92

Finding the Fourth Proportional to 147,977.28, 221,959.44 and 42,793.92

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Solution

The fourth proportional to 147,977.28, 221,959.44 and 42,793.92 is: 64,189.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,977.28 : 221,959.44 = 42,793.92 : x
  2. Step 2: Convert to fraction form
    147,977.28/221,959.44 = 42,793.92/x
  3. Step 3: Cross multiply
    147,977.28x = 221,959.44 × 42,793.92
  4. Step 4: Simplify right side
    147,977.28x = 9,498,514,518.60
  5. Step 5: Solve for x
    x = 9,498,514,518.60/147,977.28
  6. Step 6: Final answer
    x = 64,189.01

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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.