Home / 205,314.77-307,972.91-63,159.06

Finding the Fourth Proportional to 205,314.77, 307,972.91 and 63,159.06

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Solution

The fourth proportional to 205,314.77, 307,972.91 and 63,159.06 is: 94,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,314.77 : 307,972.91 = 63,159.06 : x
  2. Step 2: Convert to fraction form
    205,314.77/307,972.91 = 63,159.06/x
  3. Step 3: Cross multiply
    205,314.77x = 307,972.91 × 63,159.06
  4. Step 4: Simplify right side
    205,314.77x = 19,451,279,116.10
  5. Step 5: Solve for x
    x = 19,451,279,116.10/205,314.77
  6. Step 6: Final answer
    x = 94,738.82

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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.