Home / 97,565.82-134,643.45-55,123.44

Finding the Fourth Proportional to 97,565.82, 134,643.45 and 55,123.44

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Solution

The fourth proportional to 97,565.82, 134,643.45 and 55,123.44 is: 76,071.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,565.82 : 134,643.45 = 55,123.44 : x
  2. Step 2: Convert to fraction form
    97,565.82/134,643.45 = 55,123.44/x
  3. Step 3: Cross multiply
    97,565.82x = 134,643.45 × 55,123.44
  4. Step 4: Simplify right side
    97,565.82x = 7,422,010,137.47
  5. Step 5: Solve for x
    x = 7,422,010,137.47/97,565.82
  6. Step 6: Final answer
    x = 76,071.83

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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.