Home / 240,575.10-332,009.04-138,598.70

Finding the Fourth Proportional to 240,575.10, 332,009.04 and 138,598.70

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Solution

The fourth proportional to 240,575.10, 332,009.04 and 138,598.70 is: 191,275.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,575.10 : 332,009.04 = 138,598.70 : x
  2. Step 2: Convert to fraction form
    240,575.10/332,009.04 = 138,598.70/x
  3. Step 3: Cross multiply
    240,575.10x = 332,009.04 × 138,598.70
  4. Step 4: Simplify right side
    240,575.10x = 46,016,020,191.95
  5. Step 5: Solve for x
    x = 46,016,020,191.95/240,575.10
  6. Step 6: Final answer
    x = 191,275.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.