Home / 148,407.28-222,608.54-47,203.88

Finding the Fourth Proportional to 148,407.28, 222,608.54 and 47,203.88

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Solution

The fourth proportional to 148,407.28, 222,608.54 and 47,203.88 is: 70,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,407.28 : 222,608.54 = 47,203.88 : x
  2. Step 2: Convert to fraction form
    148,407.28/222,608.54 = 47,203.88/x
  3. Step 3: Cross multiply
    148,407.28x = 222,608.54 × 47,203.88
  4. Step 4: Simplify right side
    148,407.28x = 10,507,985,814.10
  5. Step 5: Solve for x
    x = 10,507,985,814.10/148,407.28
  6. Step 6: Final answer
    x = 70,805.06

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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.