Home / 95,130.67-131,281.29-57,397.63

Finding the Fourth Proportional to 95,130.67, 131,281.29 and 57,397.63

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Solution

The fourth proportional to 95,130.67, 131,281.29 and 57,397.63 is: 79,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,130.67 : 131,281.29 = 57,397.63 : x
  2. Step 2: Convert to fraction form
    95,130.67/131,281.29 = 57,397.63/x
  3. Step 3: Cross multiply
    95,130.67x = 131,281.29 × 57,397.63
  4. Step 4: Simplify right side
    95,130.67x = 7,535,233,965.95
  5. Step 5: Solve for x
    x = 7,535,233,965.95/95,130.67
  6. Step 6: Final answer
    x = 79,209.31

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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.