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Finding the Fourth Proportional to 230,376.19, 317,848.69 and 133,560.73

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Solution

The fourth proportional to 230,376.19, 317,848.69 and 133,560.73 is: 184,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,376.19 : 317,848.69 = 133,560.73 : x
  2. Step 2: Convert to fraction form
    230,376.19/317,848.69 = 133,560.73/x
  3. Step 3: Cross multiply
    230,376.19x = 317,848.69 × 133,560.73
  4. Step 4: Simplify right side
    230,376.19x = 42,452,103,065.94
  5. Step 5: Solve for x
    x = 42,452,103,065.94/230,376.19
  6. Step 6: Final answer
    x = 184,272.96

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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.