Home / 161,766.30-242,656.65-61,974.30

Finding the Fourth Proportional to 161,766.30, 242,656.65 and 61,974.30

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Solution

The fourth proportional to 161,766.30, 242,656.65 and 61,974.30 is: 92,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,766.30 : 242,656.65 = 61,974.30 : x
  2. Step 2: Convert to fraction form
    161,766.30/242,656.65 = 61,974.30/x
  3. Step 3: Cross multiply
    161,766.30x = 242,656.65 × 61,974.30
  4. Step 4: Simplify right side
    161,766.30x = 15,038,476,024.10
  5. Step 5: Solve for x
    x = 15,038,476,024.10/161,766.30
  6. Step 6: Final answer
    x = 92,964.21

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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.