Home / 97,342.09-134,360.81-57,064.57

Finding the Fourth Proportional to 97,342.09, 134,360.81 and 57,064.57

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Solution

The fourth proportional to 97,342.09, 134,360.81 and 57,064.57 is: 78,765.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,342.09 : 134,360.81 = 57,064.57 : x
  2. Step 2: Convert to fraction form
    97,342.09/134,360.81 = 57,064.57/x
  3. Step 3: Cross multiply
    97,342.09x = 134,360.81 × 57,064.57
  4. Step 4: Simplify right side
    97,342.09x = 7,667,241,440.27
  5. Step 5: Solve for x
    x = 7,667,241,440.27/97,342.09
  6. Step 6: Final answer
    x = 78,765.94

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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.