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Finding the Fourth Proportional to 230,597.03, 318,210.19 and 133,793.38

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Solution

The fourth proportional to 230,597.03, 318,210.19 and 133,793.38 is: 184,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,597.03 : 318,210.19 = 133,793.38 : x
  2. Step 2: Convert to fraction form
    230,597.03/318,210.19 = 133,793.38/x
  3. Step 3: Cross multiply
    230,597.03x = 318,210.19 × 133,793.38
  4. Step 4: Simplify right side
    230,597.03x = 42,574,416,201.58
  5. Step 5: Solve for x
    x = 42,574,416,201.58/230,597.03
  6. Step 6: Final answer
    x = 184,626.91

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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.