Home / 148,901.64-223,404.30-70,076.04

Finding the Fourth Proportional to 148,901.64, 223,404.30 and 70,076.04

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Solution

The fourth proportional to 148,901.64, 223,404.30 and 70,076.04 is: 105,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,901.64 : 223,404.30 = 70,076.04 : x
  2. Step 2: Convert to fraction form
    148,901.64/223,404.30 = 70,076.04/x
  3. Step 3: Cross multiply
    148,901.64x = 223,404.30 × 70,076.04
  4. Step 4: Simplify right side
    148,901.64x = 15,655,288,662.97
  5. Step 5: Solve for x
    x = 15,655,288,662.97/148,901.64
  6. Step 6: Final answer
    x = 105,138.46

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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.