Home / 97,178.29-134,060.20-56,867.11

Finding the Fourth Proportional to 97,178.29, 134,060.20 and 56,867.11

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Solution

The fourth proportional to 97,178.29, 134,060.20 and 56,867.11 is: 78,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,178.29 : 134,060.20 = 56,867.11 : x
  2. Step 2: Convert to fraction form
    97,178.29/134,060.20 = 56,867.11/x
  3. Step 3: Cross multiply
    97,178.29x = 134,060.20 × 56,867.11
  4. Step 4: Simplify right side
    97,178.29x = 7,623,615,662.70
  5. Step 5: Solve for x
    x = 7,623,615,662.70/97,178.29
  6. Step 6: Final answer
    x = 78,449.78

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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.