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Finding the Fourth Proportional to 225,184.80, 310,752.72 and 124,583.52

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Solution

The fourth proportional to 225,184.80, 310,752.72 and 124,583.52 is: 171,923.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,184.80 : 310,752.72 = 124,583.52 : x
  2. Step 2: Convert to fraction form
    225,184.80/310,752.72 = 124,583.52/x
  3. Step 3: Cross multiply
    225,184.80x = 310,752.72 × 124,583.52
  4. Step 4: Simplify right side
    225,184.80x = 38,714,667,707.17
  5. Step 5: Solve for x
    x = 38,714,667,707.17/225,184.80
  6. Step 6: Final answer
    x = 171,923.98

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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.