Home / 329,721.04-494,572.28-105,094.94

Finding the Fourth Proportional to 329,721.04, 494,572.28 and 105,094.94

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Solution

The fourth proportional to 329,721.04, 494,572.28 and 105,094.94 is: 157,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,721.04 : 494,572.28 = 105,094.94 : x
  2. Step 2: Convert to fraction form
    329,721.04/494,572.28 = 105,094.94/x
  3. Step 3: Cross multiply
    329,721.04x = 494,572.28 × 105,094.94
  4. Step 4: Simplify right side
    329,721.04x = 51,977,041,882.14
  5. Step 5: Solve for x
    x = 51,977,041,882.14/329,721.04
  6. Step 6: Final answer
    x = 157,639.45

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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.