Home / 95,472.61-143,209.35-28,913.36

Finding the Fourth Proportional to 95,472.61, 143,209.35 and 28,913.36

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Solution

The fourth proportional to 95,472.61, 143,209.35 and 28,913.36 is: 43,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,472.61 : 143,209.35 = 28,913.36 : x
  2. Step 2: Convert to fraction form
    95,472.61/143,209.35 = 28,913.36/x
  3. Step 3: Cross multiply
    95,472.61x = 143,209.35 × 28,913.36
  4. Step 4: Simplify right side
    95,472.61x = 4,140,662,775.87
  5. Step 5: Solve for x
    x = 4,140,662,775.87/95,472.61
  6. Step 6: Final answer
    x = 43,370.17

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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.