Home / 185,741.52-278,647.29-84,547.41

Finding the Fourth Proportional to 185,741.52, 278,647.29 and 84,547.41

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Solution

The fourth proportional to 185,741.52, 278,647.29 and 84,547.41 is: 126,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,741.52 : 278,647.29 = 84,547.41 : x
  2. Step 2: Convert to fraction form
    185,741.52/278,647.29 = 84,547.41/x
  3. Step 3: Cross multiply
    185,741.52x = 278,647.29 × 84,547.41
  4. Step 4: Simplify right side
    185,741.52x = 23,558,906,673.02
  5. Step 5: Solve for x
    x = 23,558,906,673.02/185,741.52
  6. Step 6: Final answer
    x = 126,837.05

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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.