Home / 97,443.85-134,508.26-57,191.35

Finding the Fourth Proportional to 97,443.85, 134,508.26 and 57,191.35

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Solution

The fourth proportional to 97,443.85, 134,508.26 and 57,191.35 is: 78,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,443.85 : 134,508.26 = 57,191.35 : x
  2. Step 2: Convert to fraction form
    97,443.85/134,508.26 = 57,191.35/x
  3. Step 3: Cross multiply
    97,443.85x = 134,508.26 × 57,191.35
  4. Step 4: Simplify right side
    97,443.85x = 7,692,708,975.55
  5. Step 5: Solve for x
    x = 7,692,708,975.55/97,443.85
  6. Step 6: Final answer
    x = 78,945.04

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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.