Home / 283,688.46-425,534.04-84,012.60

Finding the Fourth Proportional to 283,688.46, 425,534.04 and 84,012.60

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Solution

The fourth proportional to 283,688.46, 425,534.04 and 84,012.60 is: 126,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,688.46 : 425,534.04 = 84,012.60 : x
  2. Step 2: Convert to fraction form
    283,688.46/425,534.04 = 84,012.60/x
  3. Step 3: Cross multiply
    283,688.46x = 425,534.04 × 84,012.60
  4. Step 4: Simplify right side
    283,688.46x = 35,750,221,088.90
  5. Step 5: Solve for x
    x = 35,750,221,088.90/283,688.46
  6. Step 6: Final answer
    x = 126,019.30

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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.