Home / 119,018.30-164,250.38-71,262.52

Finding the Fourth Proportional to 119,018.30, 164,250.38 and 71,262.52

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Solution

The fourth proportional to 119,018.30, 164,250.38 and 71,262.52 is: 98,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,018.30 : 164,250.38 = 71,262.52 : x
  2. Step 2: Convert to fraction form
    119,018.30/164,250.38 = 71,262.52/x
  3. Step 3: Cross multiply
    119,018.30x = 164,250.38 × 71,262.52
  4. Step 4: Simplify right side
    119,018.30x = 11,704,895,757.29
  5. Step 5: Solve for x
    x = 11,704,895,757.29/119,018.30
  6. Step 6: Final answer
    x = 98,345.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.