Home / 97,342.47-134,361.33-57,064.95

Finding the Fourth Proportional to 97,342.47, 134,361.33 and 57,064.95

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Solution

The fourth proportional to 97,342.47, 134,361.33 and 57,064.95 is: 78,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,342.47 : 134,361.33 = 57,064.95 : x
  2. Step 2: Convert to fraction form
    97,342.47/134,361.33 = 57,064.95/x
  3. Step 3: Cross multiply
    97,342.47x = 134,361.33 × 57,064.95
  4. Step 4: Simplify right side
    97,342.47x = 7,667,322,578.38
  5. Step 5: Solve for x
    x = 7,667,322,578.38/97,342.47
  6. Step 6: Final answer
    x = 78,766.47

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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.