Home / 250,154.29-345,213.03-135,432.93

Finding the Fourth Proportional to 250,154.29, 345,213.03 and 135,432.93

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Solution

The fourth proportional to 250,154.29, 345,213.03 and 135,432.93 is: 186,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,154.29 : 345,213.03 = 135,432.93 : x
  2. Step 2: Convert to fraction form
    250,154.29/345,213.03 = 135,432.93/x
  3. Step 3: Cross multiply
    250,154.29x = 345,213.03 × 135,432.93
  4. Step 4: Simplify right side
    250,154.29x = 46,753,213,929.50
  5. Step 5: Solve for x
    x = 46,753,213,929.50/250,154.29
  6. Step 6: Final answer
    x = 186,897.51

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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.