Home / 148,019.20-222,057.60-42,841.60

Finding the Fourth Proportional to 148,019.20, 222,057.60 and 42,841.60

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Solution

The fourth proportional to 148,019.20, 222,057.60 and 42,841.60 is: 64,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,019.20 : 222,057.60 = 42,841.60 : x
  2. Step 2: Convert to fraction form
    148,019.20/222,057.60 = 42,841.60/x
  3. Step 3: Cross multiply
    148,019.20x = 222,057.60 × 42,841.60
  4. Step 4: Simplify right side
    148,019.20x = 9,513,302,876.16
  5. Step 5: Solve for x
    x = 9,513,302,876.16/148,019.20
  6. Step 6: Final answer
    x = 64,270.74

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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.