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Finding the Fourth Proportional to 225,093.60, 310,584.24 and 124,472.16

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Solution

The fourth proportional to 225,093.60, 310,584.24 and 124,472.16 is: 171,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,093.60 : 310,584.24 = 124,472.16 : x
  2. Step 2: Convert to fraction form
    225,093.60/310,584.24 = 124,472.16/x
  3. Step 3: Cross multiply
    225,093.60x = 310,584.24 × 124,472.16
  4. Step 4: Simplify right side
    225,093.60x = 38,659,091,214.76
  5. Step 5: Solve for x
    x = 38,659,091,214.76/225,093.60
  6. Step 6: Final answer
    x = 171,746.74

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1.5x scale

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.