Home / 221,444.60-332,102.10-79,273.40

Finding the Fourth Proportional to 221,444.60, 332,102.10 and 79,273.40

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Solution

The fourth proportional to 221,444.60, 332,102.10 and 79,273.40 is: 118,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,444.60 : 332,102.10 = 79,273.40 : x
  2. Step 2: Convert to fraction form
    221,444.60/332,102.10 = 79,273.40/x
  3. Step 3: Cross multiply
    221,444.60x = 332,102.10 × 79,273.40
  4. Step 4: Simplify right side
    221,444.60x = 26,326,862,614.14
  5. Step 5: Solve for x
    x = 26,326,862,614.14/221,444.60
  6. Step 6: Final answer
    x = 118,886.90

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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.