Home / 104,980.19-157,377.03-40,923.56

Finding the Fourth Proportional to 104,980.19, 157,377.03 and 40,923.56

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Solution

The fourth proportional to 104,980.19, 157,377.03 and 40,923.56 is: 61,348.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980.19 : 157,377.03 = 40,923.56 : x
  2. Step 2: Convert to fraction form
    104,980.19/157,377.03 = 40,923.56/x
  3. Step 3: Cross multiply
    104,980.19x = 157,377.03 × 40,923.56
  4. Step 4: Simplify right side
    104,980.19x = 6,440,428,329.83
  5. Step 5: Solve for x
    x = 6,440,428,329.83/104,980.19
  6. Step 6: Final answer
    x = 61,348.99

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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.