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Finding the Fourth Proportional to 161,150.80, 241,726.20 and 146,117.20

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Solution

The fourth proportional to 161,150.80, 241,726.20 and 146,117.20 is: 219,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,150.80 : 241,726.20 = 146,117.20 : x
  2. Step 2: Convert to fraction form
    161,150.80/241,726.20 = 146,117.20/x
  3. Step 3: Cross multiply
    161,150.80x = 241,726.20 × 146,117.20
  4. Step 4: Simplify right side
    161,150.80x = 35,320,355,510.64
  5. Step 5: Solve for x
    x = 35,320,355,510.64/161,150.80
  6. Step 6: Final answer
    x = 219,175.80

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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.