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Finding the Fourth Proportional to 211,873.91, 292,378.14 and 116,374.91

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Solution

The fourth proportional to 211,873.91, 292,378.14 and 116,374.91 is: 160,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,873.91 : 292,378.14 = 116,374.91 : x
  2. Step 2: Convert to fraction form
    211,873.91/292,378.14 = 116,374.91/x
  3. Step 3: Cross multiply
    211,873.91x = 292,378.14 × 116,374.91
  4. Step 4: Simplify right side
    211,873.91x = 34,025,478,266.58
  5. Step 5: Solve for x
    x = 34,025,478,266.58/211,873.91
  6. Step 6: Final answer
    x = 160,593.06

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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.