Home / 229,760.42-317,022.50-134,248.64

Finding the Fourth Proportional to 229,760.42, 317,022.50 and 134,248.64

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Solution

The fourth proportional to 229,760.42, 317,022.50 and 134,248.64 is: 185,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,760.42 : 317,022.50 = 134,248.64 : x
  2. Step 2: Convert to fraction form
    229,760.42/317,022.50 = 134,248.64/x
  3. Step 3: Cross multiply
    229,760.42x = 317,022.50 × 134,248.64
  4. Step 4: Simplify right side
    229,760.42x = 42,559,838,224.91
  5. Step 5: Solve for x
    x = 42,559,838,224.91/229,760.42
  6. Step 6: Final answer
    x = 185,235.73

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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.