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Finding the Fourth Proportional to 148,523.80, 222,785.70 and 43,353.40

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Solution

The fourth proportional to 148,523.80, 222,785.70 and 43,353.40 is: 65,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,523.80 : 222,785.70 = 43,353.40 : x
  2. Step 2: Convert to fraction form
    148,523.80/222,785.70 = 43,353.40/x
  3. Step 3: Cross multiply
    148,523.80x = 222,785.70 × 43,353.40
  4. Step 4: Simplify right side
    148,523.80x = 9,658,517,566.38
  5. Step 5: Solve for x
    x = 9,658,517,566.38/148,523.80
  6. Step 6: Final answer
    x = 65,030.10

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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.