Home / 97,349.16-134,386.92-57,057.60

Finding the Fourth Proportional to 97,349.16, 134,386.92 and 57,057.60

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Solution

The fourth proportional to 97,349.16, 134,386.92 and 57,057.60 is: 78,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,349.16 : 134,386.92 = 57,057.60 : x
  2. Step 2: Convert to fraction form
    97,349.16/134,386.92 = 57,057.60/x
  3. Step 3: Cross multiply
    97,349.16x = 134,386.92 × 57,057.60
  4. Step 4: Simplify right side
    97,349.16x = 7,667,795,126.59
  5. Step 5: Solve for x
    x = 7,667,795,126.59/97,349.16
  6. Step 6: Final answer
    x = 78,765.91

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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.