Home / 149,543.04-206,363.70-82,475.04

Finding the Fourth Proportional to 149,543.04, 206,363.70 and 82,475.04

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Solution

The fourth proportional to 149,543.04, 206,363.70 and 82,475.04 is: 113,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,543.04 : 206,363.70 = 82,475.04 : x
  2. Step 2: Convert to fraction form
    149,543.04/206,363.70 = 82,475.04/x
  3. Step 3: Cross multiply
    149,543.04x = 206,363.70 × 82,475.04
  4. Step 4: Simplify right side
    149,543.04x = 17,019,854,412.05
  5. Step 5: Solve for x
    x = 17,019,854,412.05/149,543.04
  6. Step 6: Final answer
    x = 113,812.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.