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Finding the Fourth Proportional to 225,054.75, 310,545.49 and 124,459.23

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Solution

The fourth proportional to 225,054.75, 310,545.49 and 124,459.23 is: 171,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,054.75 : 310,545.49 = 124,459.23 : x
  2. Step 2: Convert to fraction form
    225,054.75/310,545.49 = 124,459.23/x
  3. Step 3: Cross multiply
    225,054.75x = 310,545.49 × 124,459.23
  4. Step 4: Simplify right side
    225,054.75x = 38,650,252,565.37
  5. Step 5: Solve for x
    x = 38,650,252,565.37/225,054.75
  6. Step 6: Final answer
    x = 171,737.11

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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.