Home / 147,266.20-220,906.98-42,101.08

Finding the Fourth Proportional to 147,266.20, 220,906.98 and 42,101.08

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Solution

The fourth proportional to 147,266.20, 220,906.98 and 42,101.08 is: 63,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,266.20 : 220,906.98 = 42,101.08 : x
  2. Step 2: Convert to fraction form
    147,266.20/220,906.98 = 42,101.08/x
  3. Step 3: Cross multiply
    147,266.20x = 220,906.98 × 42,101.08
  4. Step 4: Simplify right side
    147,266.20x = 9,300,422,437.54
  5. Step 5: Solve for x
    x = 9,300,422,437.54/147,266.20
  6. Step 6: Final answer
    x = 63,153.82

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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.