Home / 250,228.91-345,316.08-135,508.46

Finding the Fourth Proportional to 250,228.91, 345,316.08 and 135,508.46

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Solution

The fourth proportional to 250,228.91, 345,316.08 and 135,508.46 is: 187,001.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,228.91 : 345,316.08 = 135,508.46 : x
  2. Step 2: Convert to fraction form
    250,228.91/345,316.08 = 135,508.46/x
  3. Step 3: Cross multiply
    250,228.91x = 345,316.08 × 135,508.46
  4. Step 4: Simplify right side
    250,228.91x = 46,793,250,214.04
  5. Step 5: Solve for x
    x = 46,793,250,214.04/250,228.91
  6. Step 6: Final answer
    x = 187,001.77

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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.