Home / 168,931.20-233,122.08-97,311

Finding the Fourth Proportional to 168,931.20, 233,122.08 and 97,311

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Solution

The fourth proportional to 168,931.20, 233,122.08 and 97,311 is: 134,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,931.20 : 233,122.08 = 97,311 : x
  2. Step 2: Convert to fraction form
    168,931.20/233,122.08 = 97,311/x
  3. Step 3: Cross multiply
    168,931.20x = 233,122.08 × 97,311
  4. Step 4: Simplify right side
    168,931.20x = 22,685,342,726.88
  5. Step 5: Solve for x
    x = 22,685,342,726.88/168,931.20
  6. Step 6: Final answer
    x = 134,287.47

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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.