Home / 52,135.45-78,207.78-14,695.84

Finding the Fourth Proportional to 52,135.45, 78,207.78 and 14,695.84

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Solution

The fourth proportional to 52,135.45, 78,207.78 and 14,695.84 is: 22,045.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,135.45 : 78,207.78 = 14,695.84 : x
  2. Step 2: Convert to fraction form
    52,135.45/78,207.78 = 14,695.84/x
  3. Step 3: Cross multiply
    52,135.45x = 78,207.78 × 14,695.84
  4. Step 4: Simplify right side
    52,135.45x = 1,149,329,021.64
  5. Step 5: Solve for x
    x = 1,149,329,021.64/52,135.45
  6. Step 6: Final answer
    x = 22,045.06

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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.