Home / 95,379.39-131,637.26-57,140.58

Finding the Fourth Proportional to 95,379.39, 131,637.26 and 57,140.58

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Solution

The fourth proportional to 95,379.39, 131,637.26 and 57,140.58 is: 78,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,379.39 : 131,637.26 = 57,140.58 : x
  2. Step 2: Convert to fraction form
    95,379.39/131,637.26 = 57,140.58/x
  3. Step 3: Cross multiply
    95,379.39x = 131,637.26 × 57,140.58
  4. Step 4: Simplify right side
    95,379.39x = 7,521,829,386.01
  5. Step 5: Solve for x
    x = 7,521,829,386.01/95,379.39
  6. Step 6: Final answer
    x = 78,862.21

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1.5x scale

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.