Home / 148,403.16-222,641.28-43,223.04

Finding the Fourth Proportional to 148,403.16, 222,641.28 and 43,223.04

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Solution

The fourth proportional to 148,403.16, 222,641.28 and 43,223.04 is: 64,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,403.16 : 222,641.28 = 43,223.04 : x
  2. Step 2: Convert to fraction form
    148,403.16/222,641.28 = 43,223.04/x
  3. Step 3: Cross multiply
    148,403.16x = 222,641.28 × 43,223.04
  4. Step 4: Simplify right side
    148,403.16x = 9,623,232,951.09
  5. Step 5: Solve for x
    x = 9,623,232,951.09/148,403.16
  6. Step 6: Final answer
    x = 64,845.20

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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.