Home / 161,890.80-242,836.20-144,832.20

Finding the Fourth Proportional to 161,890.80, 242,836.20 and 144,832.20

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Solution

The fourth proportional to 161,890.80, 242,836.20 and 144,832.20 is: 217,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,890.80 : 242,836.20 = 144,832.20 : x
  2. Step 2: Convert to fraction form
    161,890.80/242,836.20 = 144,832.20/x
  3. Step 3: Cross multiply
    161,890.80x = 242,836.20 × 144,832.20
  4. Step 4: Simplify right side
    161,890.80x = 35,170,501,085.64
  5. Step 5: Solve for x
    x = 35,170,501,085.64/161,890.80
  6. Step 6: Final answer
    x = 217,248.30

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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.