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Finding the Fourth Proportional to 161,159.10, 241,738.65 and 124,295.10

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Solution

The fourth proportional to 161,159.10, 241,738.65 and 124,295.10 is: 186,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,159.10 : 241,738.65 = 124,295.10 : x
  2. Step 2: Convert to fraction form
    161,159.10/241,738.65 = 124,295.10/x
  3. Step 3: Cross multiply
    161,159.10x = 241,738.65 × 124,295.10
  4. Step 4: Simplify right side
    161,159.10x = 30,046,929,675.62
  5. Step 5: Solve for x
    x = 30,046,929,675.62/161,159.10
  6. Step 6: Final answer
    x = 186,442.65

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1.5x scale

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.