Home / 97,342.15-134,360.90-57,064.63

Finding the Fourth Proportional to 97,342.15, 134,360.90 and 57,064.63

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Solution

The fourth proportional to 97,342.15, 134,360.90 and 57,064.63 is: 78,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,342.15 : 134,360.90 = 57,064.63 : x
  2. Step 2: Convert to fraction form
    97,342.15/134,360.90 = 57,064.63/x
  3. Step 3: Cross multiply
    97,342.15x = 134,360.90 × 57,064.63
  4. Step 4: Simplify right side
    97,342.15x = 7,667,255,044.97
  5. Step 5: Solve for x
    x = 7,667,255,044.97/97,342.15
  6. Step 6: Final answer
    x = 78,766.03

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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.