Home / 148,024.18-222,072.72-42,853.78

Finding the Fourth Proportional to 148,024.18, 222,072.72 and 42,853.78

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Solution

The fourth proportional to 148,024.18, 222,072.72 and 42,853.78 is: 64,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,024.18 : 222,072.72 = 42,853.78 : x
  2. Step 2: Convert to fraction form
    148,024.18/222,072.72 = 42,853.78/x
  3. Step 3: Cross multiply
    148,024.18x = 222,072.72 × 42,853.78
  4. Step 4: Simplify right side
    148,024.18x = 9,516,655,486.88
  5. Step 5: Solve for x
    x = 9,516,655,486.88/148,024.18
  6. Step 6: Final answer
    x = 64,291.22

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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.