Home / 162,836.10-244,254.15-143,136.90

Finding the Fourth Proportional to 162,836.10, 244,254.15 and 143,136.90

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Solution

The fourth proportional to 162,836.10, 244,254.15 and 143,136.90 is: 214,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,836.10 : 244,254.15 = 143,136.90 : x
  2. Step 2: Convert to fraction form
    162,836.10/244,254.15 = 143,136.90/x
  3. Step 3: Cross multiply
    162,836.10x = 244,254.15 × 143,136.90
  4. Step 4: Simplify right side
    162,836.10x = 34,961,781,843.14
  5. Step 5: Solve for x
    x = 34,961,781,843.14/162,836.10
  6. Step 6: Final answer
    x = 214,705.35

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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.