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Finding the Fourth Proportional to 283,507.48, 425,133.24 and 83,758.24

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Solution

The fourth proportional to 283,507.48, 425,133.24 and 83,758.24 is: 125,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,507.48 : 425,133.24 = 83,758.24 : x
  2. Step 2: Convert to fraction form
    283,507.48/425,133.24 = 83,758.24/x
  3. Step 3: Cross multiply
    283,507.48x = 425,133.24 × 83,758.24
  4. Step 4: Simplify right side
    283,507.48x = 35,608,411,947.90
  5. Step 5: Solve for x
    x = 35,608,411,947.90/283,507.48
  6. Step 6: Final answer
    x = 125,599.55

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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.