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Finding the Fourth Proportional to 241,098.72, 361,643.28 and 74,886.24

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Solution

The fourth proportional to 241,098.72, 361,643.28 and 74,886.24 is: 112,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,098.72 : 361,643.28 = 74,886.24 : x
  2. Step 2: Convert to fraction form
    241,098.72/361,643.28 = 74,886.24/x
  3. Step 3: Cross multiply
    241,098.72x = 361,643.28 × 74,886.24
  4. Step 4: Simplify right side
    241,098.72x = 27,082,105,460.47
  5. Step 5: Solve for x
    x = 27,082,105,460.47/241,098.72
  6. Step 6: Final answer
    x = 112,327.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.