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Finding the Fourth Proportional to 283,126.48, 424,685.88 and 96,268.24

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Solution

The fourth proportional to 283,126.48, 424,685.88 and 96,268.24 is: 144,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,126.48 : 424,685.88 = 96,268.24 : x
  2. Step 2: Convert to fraction form
    283,126.48/424,685.88 = 96,268.24/x
  3. Step 3: Cross multiply
    283,126.48x = 424,685.88 × 96,268.24
  4. Step 4: Simplify right side
    283,126.48x = 40,883,762,220.45
  5. Step 5: Solve for x
    x = 40,883,762,220.45/283,126.48
  6. Step 6: Final answer
    x = 144,401.05

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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.