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Finding the Fourth Proportional to 175,184.64, 241,774.08 and 99,720.96

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Solution

The fourth proportional to 175,184.64, 241,774.08 and 99,720.96 is: 137,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,184.64 : 241,774.08 = 99,720.96 : x
  2. Step 2: Convert to fraction form
    175,184.64/241,774.08 = 99,720.96/x
  3. Step 3: Cross multiply
    175,184.64x = 241,774.08 × 99,720.96
  4. Step 4: Simplify right side
    175,184.64x = 24,109,943,360.72
  5. Step 5: Solve for x
    x = 24,109,943,360.72/175,184.64
  6. Step 6: Final answer
    x = 137,625.90

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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.