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Finding the Fourth Proportional to 283,717.17, 425,638.00 and 84,053.16

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Solution

The fourth proportional to 283,717.17, 425,638.00 and 84,053.16 is: 126,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,717.17 : 425,638.00 = 84,053.16 : x
  2. Step 2: Convert to fraction form
    283,717.17/425,638.00 = 84,053.16/x
  3. Step 3: Cross multiply
    283,717.17x = 425,638.00 × 84,053.16
  4. Step 4: Simplify right side
    283,717.17x = 35,776,218,495.81
  5. Step 5: Solve for x
    x = 35,776,218,495.81/283,717.17
  6. Step 6: Final answer
    x = 126,098.18

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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.