Home / 95,621.01-131,955.12-53,178.63

Finding the Fourth Proportional to 95,621.01, 131,955.12 and 53,178.63

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Solution

The fourth proportional to 95,621.01, 131,955.12 and 53,178.63 is: 73,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,621.01 : 131,955.12 = 53,178.63 : x
  2. Step 2: Convert to fraction form
    95,621.01/131,955.12 = 53,178.63/x
  3. Step 3: Cross multiply
    95,621.01x = 131,955.12 × 53,178.63
  4. Step 4: Simplify right side
    95,621.01x = 7,017,192,503.09
  5. Step 5: Solve for x
    x = 7,017,192,503.09/95,621.01
  6. Step 6: Final answer
    x = 73,385.47

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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.