Home / 260,837.59-359,959.61-151,939.13

Finding the Fourth Proportional to 260,837.59, 359,959.61 and 151,939.13

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Solution

The fourth proportional to 260,837.59, 359,959.61 and 151,939.13 is: 209,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,837.59 : 359,959.61 = 151,939.13 : x
  2. Step 2: Convert to fraction form
    260,837.59/359,959.61 = 151,939.13/x
  3. Step 3: Cross multiply
    260,837.59x = 359,959.61 × 151,939.13
  4. Step 4: Simplify right side
    260,837.59x = 54,691,947,419.05
  5. Step 5: Solve for x
    x = 54,691,947,419.05/260,837.59
  6. Step 6: Final answer
    x = 209,678.17

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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.