Home / 161,838.20-242,757.30-160,801.40

Finding the Fourth Proportional to 161,838.20, 242,757.30 and 160,801.40

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Solution

The fourth proportional to 161,838.20, 242,757.30 and 160,801.40 is: 241,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,838.20 : 242,757.30 = 160,801.40 : x
  2. Step 2: Convert to fraction form
    161,838.20/242,757.30 = 160,801.40/x
  3. Step 3: Cross multiply
    161,838.20x = 242,757.30 × 160,801.40
  4. Step 4: Simplify right side
    161,838.20x = 39,035,713,700.22
  5. Step 5: Solve for x
    x = 39,035,713,700.22/161,838.20
  6. Step 6: Final answer
    x = 241,202.10

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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.