Home / 195,142.57-292,631.10-61,987.21

Finding the Fourth Proportional to 195,142.57, 292,631.10 and 61,987.21

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Solution

The fourth proportional to 195,142.57, 292,631.10 and 61,987.21 is: 92,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,142.57 : 292,631.10 = 61,987.21 : x
  2. Step 2: Convert to fraction form
    195,142.57/292,631.10 = 61,987.21/x
  3. Step 3: Cross multiply
    195,142.57x = 292,631.10 × 61,987.21
  4. Step 4: Simplify right side
    195,142.57x = 18,139,385,448.23
  5. Step 5: Solve for x
    x = 18,139,385,448.23/195,142.57
  6. Step 6: Final answer
    x = 92,954.53

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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.