Home / 97,343.47-134,362.71-57,065.95

Finding the Fourth Proportional to 97,343.47, 134,362.71 and 57,065.95

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Solution

The fourth proportional to 97,343.47, 134,362.71 and 57,065.95 is: 78,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,343.47 : 134,362.71 = 57,065.95 : x
  2. Step 2: Convert to fraction form
    97,343.47/134,362.71 = 57,065.95/x
  3. Step 3: Cross multiply
    97,343.47x = 134,362.71 × 57,065.95
  4. Step 4: Simplify right side
    97,343.47x = 7,667,535,690.72
  5. Step 5: Solve for x
    x = 7,667,535,690.72/97,343.47
  6. Step 6: Final answer
    x = 78,767.85

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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.