Home / 95,576.84-143,346.02-90,834.70

Finding the Fourth Proportional to 95,576.84, 143,346.02 and 90,834.70

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Solution

The fourth proportional to 95,576.84, 143,346.02 and 90,834.70 is: 136,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,576.84 : 143,346.02 = 90,834.70 : x
  2. Step 2: Convert to fraction form
    95,576.84/143,346.02 = 90,834.70/x
  3. Step 3: Cross multiply
    95,576.84x = 143,346.02 × 90,834.70
  4. Step 4: Simplify right side
    95,576.84x = 13,020,792,722.89
  5. Step 5: Solve for x
    x = 13,020,792,722.89/95,576.84
  6. Step 6: Final answer
    x = 136,233.76

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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.