Home / 230,533.92-318,215.52-135,071.04

Finding the Fourth Proportional to 230,533.92, 318,215.52 and 135,071.04

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Solution

The fourth proportional to 230,533.92, 318,215.52 and 135,071.04 is: 186,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,533.92 : 318,215.52 = 135,071.04 : x
  2. Step 2: Convert to fraction form
    230,533.92/318,215.52 = 135,071.04/x
  3. Step 3: Cross multiply
    230,533.92x = 318,215.52 × 135,071.04
  4. Step 4: Simplify right side
    230,533.92x = 42,981,701,230.54
  5. Step 5: Solve for x
    x = 42,981,701,230.54/230,533.92
  6. Step 6: Final answer
    x = 186,444.15

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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.