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Finding the Fourth Proportional to 224,806.39, 310,232.33 and 122,832.58

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Solution

The fourth proportional to 224,806.39, 310,232.33 and 122,832.58 is: 169,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,806.39 : 310,232.33 = 122,832.58 : x
  2. Step 2: Convert to fraction form
    224,806.39/310,232.33 = 122,832.58/x
  3. Step 3: Cross multiply
    224,806.39x = 310,232.33 × 122,832.58
  4. Step 4: Simplify right side
    224,806.39x = 38,106,637,836.81
  5. Step 5: Solve for x
    x = 38,106,637,836.81/224,806.39
  6. Step 6: Final answer
    x = 169,508.69

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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.