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Finding the Fourth Proportional to 283,752.06, 425,690.73 and 84,088.38

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Solution

The fourth proportional to 283,752.06, 425,690.73 and 84,088.38 is: 126,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,752.06 : 425,690.73 = 84,088.38 : x
  2. Step 2: Convert to fraction form
    283,752.06/425,690.73 = 84,088.38/x
  3. Step 3: Cross multiply
    283,752.06x = 425,690.73 × 84,088.38
  4. Step 4: Simplify right side
    283,752.06x = 35,795,643,866.72
  5. Step 5: Solve for x
    x = 35,795,643,866.72/283,752.06
  6. Step 6: Final answer
    x = 126,151.13

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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.