Home / 177,999.20-245,638.49-97,426.02

Finding the Fourth Proportional to 177,999.20, 245,638.49 and 97,426.02

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Solution

The fourth proportional to 177,999.20, 245,638.49 and 97,426.02 is: 134,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,999.20 : 245,638.49 = 97,426.02 : x
  2. Step 2: Convert to fraction form
    177,999.20/245,638.49 = 97,426.02/x
  3. Step 3: Cross multiply
    177,999.20x = 245,638.49 × 97,426.02
  4. Step 4: Simplify right side
    177,999.20x = 23,931,581,604.22
  5. Step 5: Solve for x
    x = 23,931,581,604.22/177,999.20
  6. Step 6: Final answer
    x = 134,447.69

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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.