Home / 95,075.91-142,605.33-28,530.90

Finding the Fourth Proportional to 95,075.91, 142,605.33 and 28,530.90

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Solution

The fourth proportional to 95,075.91, 142,605.33 and 28,530.90 is: 42,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,075.91 : 142,605.33 = 28,530.90 : x
  2. Step 2: Convert to fraction form
    95,075.91/142,605.33 = 28,530.90/x
  3. Step 3: Cross multiply
    95,075.91x = 142,605.33 × 28,530.90
  4. Step 4: Simplify right side
    95,075.91x = 4,068,658,409.70
  5. Step 5: Solve for x
    x = 4,068,658,409.70/95,075.91
  6. Step 6: Final answer
    x = 42,793.79

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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.