Home / 211,337.52-291,644.40-115,848.24

Finding the Fourth Proportional to 211,337.52, 291,644.40 and 115,848.24

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Solution

The fourth proportional to 211,337.52, 291,644.40 and 115,848.24 is: 159,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,337.52 : 291,644.40 = 115,848.24 : x
  2. Step 2: Convert to fraction form
    211,337.52/291,644.40 = 115,848.24/x
  3. Step 3: Cross multiply
    211,337.52x = 291,644.40 × 115,848.24
  4. Step 4: Simplify right side
    211,337.52x = 33,786,490,445.86
  5. Step 5: Solve for x
    x = 33,786,490,445.86/211,337.52
  6. Step 6: Final answer
    x = 159,869.82

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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.