Home / 283,624.08-425,459.16-103,689.36

Finding the Fourth Proportional to 283,624.08, 425,459.16 and 103,689.36

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Solution

The fourth proportional to 283,624.08, 425,459.16 and 103,689.36 is: 155,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,624.08 : 425,459.16 = 103,689.36 : x
  2. Step 2: Convert to fraction form
    283,624.08/425,459.16 = 103,689.36/x
  3. Step 3: Cross multiply
    283,624.08x = 425,459.16 × 103,689.36
  4. Step 4: Simplify right side
    283,624.08x = 44,115,588,006.54
  5. Step 5: Solve for x
    x = 44,115,588,006.54/283,624.08
  6. Step 6: Final answer
    x = 155,542.46

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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.