Home / 161,995.38-243,075.04-109,294.12

Finding the Fourth Proportional to 161,995.38, 243,075.04 and 109,294.12

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Solution

The fourth proportional to 161,995.38, 243,075.04 and 109,294.12 is: 163,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,995.38 : 243,075.04 = 109,294.12 : x
  2. Step 2: Convert to fraction form
    161,995.38/243,075.04 = 109,294.12/x
  3. Step 3: Cross multiply
    161,995.38x = 243,075.04 × 109,294.12
  4. Step 4: Simplify right side
    161,995.38x = 26,566,672,590.76
  5. Step 5: Solve for x
    x = 26,566,672,590.76/161,995.38
  6. Step 6: Final answer
    x = 163,996.48

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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.