Home / 160,655.18-221,930.33-148,697.76

Finding the Fourth Proportional to 160,655.18, 221,930.33 and 148,697.76

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Solution

The fourth proportional to 160,655.18, 221,930.33 and 148,697.76 is: 205,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,655.18 : 221,930.33 = 148,697.76 : x
  2. Step 2: Convert to fraction form
    160,655.18/221,930.33 = 148,697.76/x
  3. Step 3: Cross multiply
    160,655.18x = 221,930.33 × 148,697.76
  4. Step 4: Simplify right side
    160,655.18x = 33,000,542,203.57
  5. Step 5: Solve for x
    x = 33,000,542,203.57/160,655.18
  6. Step 6: Final answer
    x = 205,412.26

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1.5x scale

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.