Home / 97,315.39-134,269.91-57,007.53

Finding the Fourth Proportional to 97,315.39, 134,269.91 and 57,007.53

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Solution

The fourth proportional to 97,315.39, 134,269.91 and 57,007.53 is: 78,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,315.39 : 134,269.91 = 57,007.53 : x
  2. Step 2: Convert to fraction form
    97,315.39/134,269.91 = 57,007.53/x
  3. Step 3: Cross multiply
    97,315.39x = 134,269.91 × 57,007.53
  4. Step 4: Simplify right side
    97,315.39x = 7,654,395,168.33
  5. Step 5: Solve for x
    x = 7,654,395,168.33/97,315.39
  6. Step 6: Final answer
    x = 78,655.55

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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.