Home / 148,508.40-222,738.90-43,302.76

Finding the Fourth Proportional to 148,508.40, 222,738.90 and 43,302.76

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Solution

The fourth proportional to 148,508.40, 222,738.90 and 43,302.76 is: 64,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,508.40 : 222,738.90 = 43,302.76 : x
  2. Step 2: Convert to fraction form
    148,508.40/222,738.90 = 43,302.76/x
  3. Step 3: Cross multiply
    148,508.40x = 222,738.90 × 43,302.76
  4. Step 4: Simplify right side
    148,508.40x = 9,645,209,129.36
  5. Step 5: Solve for x
    x = 9,645,209,129.36/148,508.40
  6. Step 6: Final answer
    x = 64,947.23

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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.