Home / 107,175.16-160,806.49-57,242.31

Finding the Fourth Proportional to 107,175.16, 160,806.49 and 57,242.31

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Solution

The fourth proportional to 107,175.16, 160,806.49 and 57,242.31 is: 85,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,175.16 : 160,806.49 = 57,242.31 : x
  2. Step 2: Convert to fraction form
    107,175.16/160,806.49 = 57,242.31/x
  3. Step 3: Cross multiply
    107,175.16x = 160,806.49 × 57,242.31
  4. Step 4: Simplify right side
    107,175.16x = 9,204,934,204.46
  5. Step 5: Solve for x
    x = 9,204,934,204.46/107,175.16
  6. Step 6: Final answer
    x = 85,886.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.