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Finding the Fourth Proportional to 211,937.02, 292,472.85 and 116,443.48

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Solution

The fourth proportional to 211,937.02, 292,472.85 and 116,443.48 is: 160,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,937.02 : 292,472.85 = 116,443.48 : x
  2. Step 2: Convert to fraction form
    211,937.02/292,472.85 = 116,443.48/x
  3. Step 3: Cross multiply
    211,937.02x = 292,472.85 × 116,443.48
  4. Step 4: Simplify right side
    211,937.02x = 34,056,556,459.52
  5. Step 5: Solve for x
    x = 34,056,556,459.52/211,937.02
  6. Step 6: Final answer
    x = 160,691.87

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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.