Home / 283,744.68-425,621.22-84,085.32

Finding the Fourth Proportional to 283,744.68, 425,621.22 and 84,085.32

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Solution

The fourth proportional to 283,744.68, 425,621.22 and 84,085.32 is: 126,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,744.68 : 425,621.22 = 84,085.32 : x
  2. Step 2: Convert to fraction form
    283,744.68/425,621.22 = 84,085.32/x
  3. Step 3: Cross multiply
    283,744.68x = 425,621.22 × 84,085.32
  4. Step 4: Simplify right side
    283,744.68x = 35,788,496,482.49
  5. Step 5: Solve for x
    x = 35,788,496,482.49/283,744.68
  6. Step 6: Final answer
    x = 126,129.22

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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.