Home / 148,434.40-222,651.60-43,256.80

Finding the Fourth Proportional to 148,434.40, 222,651.60 and 43,256.80

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Solution

The fourth proportional to 148,434.40, 222,651.60 and 43,256.80 is: 64,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,434.40 : 222,651.60 = 43,256.80 : x
  2. Step 2: Convert to fraction form
    148,434.40/222,651.60 = 43,256.80/x
  3. Step 3: Cross multiply
    148,434.40x = 222,651.60 × 43,256.80
  4. Step 4: Simplify right side
    148,434.40x = 9,631,195,730.88
  5. Step 5: Solve for x
    x = 9,631,195,730.88/148,434.40
  6. Step 6: Final answer
    x = 64,885.20

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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.