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Finding the Fourth Proportional to 146,543.66, 218,498.57 and 134,032.46

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Solution

The fourth proportional to 146,543.66, 218,498.57 and 134,032.46 is: 199,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,543.66 : 218,498.57 = 134,032.46 : x
  2. Step 2: Convert to fraction form
    146,543.66/218,498.57 = 134,032.46/x
  3. Step 3: Cross multiply
    146,543.66x = 218,498.57 × 134,032.46
  4. Step 4: Simplify right side
    146,543.66x = 29,285,900,843.58
  5. Step 5: Solve for x
    x = 29,285,900,843.58/146,543.66
  6. Step 6: Final answer
    x = 199,844.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.