Home / 148,337.40-222,506.10-43,159.80

Finding the Fourth Proportional to 148,337.40, 222,506.10 and 43,159.80

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Solution

The fourth proportional to 148,337.40, 222,506.10 and 43,159.80 is: 64,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,337.40 : 222,506.10 = 43,159.80 : x
  2. Step 2: Convert to fraction form
    148,337.40/222,506.10 = 43,159.80/x
  3. Step 3: Cross multiply
    148,337.40x = 222,506.10 × 43,159.80
  4. Step 4: Simplify right side
    148,337.40x = 9,603,318,774.78
  5. Step 5: Solve for x
    x = 9,603,318,774.78/148,337.40
  6. Step 6: Final answer
    x = 64,739.70

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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.