Home / 95,140.98-131,288.65-52,699.51

Finding the Fourth Proportional to 95,140.98, 131,288.65 and 52,699.51

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Solution

The fourth proportional to 95,140.98, 131,288.65 and 52,699.51 is: 72,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,140.98 : 131,288.65 = 52,699.51 : x
  2. Step 2: Convert to fraction form
    95,140.98/131,288.65 = 52,699.51/x
  3. Step 3: Cross multiply
    95,140.98x = 131,288.65 × 52,699.51
  4. Step 4: Simplify right side
    95,140.98x = 6,918,847,555.92
  5. Step 5: Solve for x
    x = 6,918,847,555.92/95,140.98
  6. Step 6: Final answer
    x = 72,722.05

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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.