Home / 97,270.29-134,243.87-57,018.11

Finding the Fourth Proportional to 97,270.29, 134,243.87 and 57,018.11

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Solution

The fourth proportional to 97,270.29, 134,243.87 and 57,018.11 is: 78,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,270.29 : 134,243.87 = 57,018.11 : x
  2. Step 2: Convert to fraction form
    97,270.29/134,243.87 = 57,018.11/x
  3. Step 3: Cross multiply
    97,270.29x = 134,243.87 × 57,018.11
  4. Step 4: Simplify right side
    97,270.29x = 7,654,330,790.18
  5. Step 5: Solve for x
    x = 7,654,330,790.18/97,270.29
  6. Step 6: Final answer
    x = 78,691.35

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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.