Home / 160,217.28-240,323.28-47,897.76

Finding the Fourth Proportional to 160,217.28, 240,323.28 and 47,897.76

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Solution

The fourth proportional to 160,217.28, 240,323.28 and 47,897.76 is: 71,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,217.28 : 240,323.28 = 47,897.76 : x
  2. Step 2: Convert to fraction form
    160,217.28/240,323.28 = 47,897.76/x
  3. Step 3: Cross multiply
    160,217.28x = 240,323.28 × 47,897.76
  4. Step 4: Simplify right side
    160,217.28x = 11,510,946,787.85
  5. Step 5: Solve for x
    x = 11,510,946,787.85/160,217.28
  6. Step 6: Final answer
    x = 71,845.85

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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.