Home / 148,032.60-222,279.30-85,824.60

Finding the Fourth Proportional to 148,032.60, 222,279.30 and 85,824.60

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Solution

The fourth proportional to 148,032.60, 222,279.30 and 85,824.60 is: 128,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,032.60 : 222,279.30 = 85,824.60 : x
  2. Step 2: Convert to fraction form
    148,032.60/222,279.30 = 85,824.60/x
  3. Step 3: Cross multiply
    148,032.60x = 222,279.30 × 85,824.60
  4. Step 4: Simplify right side
    148,032.60x = 19,077,032,010.78
  5. Step 5: Solve for x
    x = 19,077,032,010.78/148,032.60
  6. Step 6: Final answer
    x = 128,870.48

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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.