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Finding the Fourth Proportional to 222,061.80, 306,545.36 and 141,597.48

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Solution

The fourth proportional to 222,061.80, 306,545.36 and 141,597.48 is: 195,468.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,061.80 : 306,545.36 = 141,597.48 : x
  2. Step 2: Convert to fraction form
    222,061.80/306,545.36 = 141,597.48/x
  3. Step 3: Cross multiply
    222,061.80x = 306,545.36 × 141,597.48
  4. Step 4: Simplify right side
    222,061.80x = 43,406,050,481.69
  5. Step 5: Solve for x
    x = 43,406,050,481.69/222,061.80
  6. Step 6: Final answer
    x = 195,468.34

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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.