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Finding the Fourth Proportional to 117,184.72, 175,803.19 and 64,567.12

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Solution

The fourth proportional to 117,184.72, 175,803.19 and 64,567.12 is: 96,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,184.72 : 175,803.19 = 64,567.12 : x
  2. Step 2: Convert to fraction form
    117,184.72/175,803.19 = 64,567.12/x
  3. Step 3: Cross multiply
    117,184.72x = 175,803.19 × 64,567.12
  4. Step 4: Simplify right side
    117,184.72x = 11,351,105,665.11
  5. Step 5: Solve for x
    x = 11,351,105,665.11/117,184.72
  6. Step 6: Final answer
    x = 96,865.07

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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.