Home / 130,132.17-195,226.98-55,316.25

Finding the Fourth Proportional to 130,132.17, 195,226.98 and 55,316.25

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Solution

The fourth proportional to 130,132.17, 195,226.98 and 55,316.25 is: 82,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,132.17 : 195,226.98 = 55,316.25 : x
  2. Step 2: Convert to fraction form
    130,132.17/195,226.98 = 55,316.25/x
  3. Step 3: Cross multiply
    130,132.17x = 195,226.98 × 55,316.25
  4. Step 4: Simplify right side
    130,132.17x = 10,799,224,432.43
  5. Step 5: Solve for x
    x = 10,799,224,432.43/130,132.17
  6. Step 6: Final answer
    x = 82,986.59

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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.