Home / 99,283.65-148,943.93-40,160.83

Finding the Fourth Proportional to 99,283.65, 148,943.93 and 40,160.83

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Solution

The fourth proportional to 99,283.65, 148,943.93 and 40,160.83 is: 60,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,283.65 : 148,943.93 = 40,160.83 : x
  2. Step 2: Convert to fraction form
    99,283.65/148,943.93 = 40,160.83/x
  3. Step 3: Cross multiply
    99,283.65x = 148,943.93 × 40,160.83
  4. Step 4: Simplify right side
    99,283.65x = 5,981,711,852.26
  5. Step 5: Solve for x
    x = 5,981,711,852.26/99,283.65
  6. Step 6: Final answer
    x = 60,248.71

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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.