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Finding the Fourth Proportional to 160,899.40, 241,737.90 and 143,792.20

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Solution

The fourth proportional to 160,899.40, 241,737.90 and 143,792.20 is: 216,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,899.40 : 241,737.90 = 143,792.20 : x
  2. Step 2: Convert to fraction form
    160,899.40/241,737.90 = 143,792.20/x
  3. Step 3: Cross multiply
    160,899.40x = 241,737.90 × 143,792.20
  4. Step 4: Simplify right side
    160,899.40x = 34,760,024,464.38
  5. Step 5: Solve for x
    x = 34,760,024,464.38/160,899.40
  6. Step 6: Final answer
    x = 216,035.76

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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.