Home / 371,285.04-556,949.82-105,065.76

Finding the Fourth Proportional to 371,285.04, 556,949.82 and 105,065.76

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Solution

The fourth proportional to 371,285.04, 556,949.82 and 105,065.76 is: 157,604.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,285.04 : 556,949.82 = 105,065.76 : x
  2. Step 2: Convert to fraction form
    371,285.04/556,949.82 = 105,065.76/x
  3. Step 3: Cross multiply
    371,285.04x = 556,949.82 × 105,065.76
  4. Step 4: Simplify right side
    371,285.04x = 58,516,356,120.16
  5. Step 5: Solve for x
    x = 58,516,356,120.16/371,285.04
  6. Step 6: Final answer
    x = 157,604.94

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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.