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Finding the Fourth Proportional to 230,346.92, 317,871.07 and 133,552.60

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Solution

The fourth proportional to 230,346.92, 317,871.07 and 133,552.60 is: 184,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,346.92 : 317,871.07 = 133,552.60 : x
  2. Step 2: Convert to fraction form
    230,346.92/317,871.07 = 133,552.60/x
  3. Step 3: Cross multiply
    230,346.92x = 317,871.07 × 133,552.60
  4. Step 4: Simplify right side
    230,346.92x = 42,452,506,734.72
  5. Step 5: Solve for x
    x = 42,452,506,734.72/230,346.92
  6. Step 6: Final answer
    x = 184,298.13

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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.