Home / 279,240.90-418,746.52-110,738.02

Finding the Fourth Proportional to 279,240.90, 418,746.52 and 110,738.02

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Solution

The fourth proportional to 279,240.90, 418,746.52 and 110,738.02 is: 166,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,240.90 : 418,746.52 = 110,738.02 : x
  2. Step 2: Convert to fraction form
    279,240.90/418,746.52 = 110,738.02/x
  3. Step 3: Cross multiply
    279,240.90x = 418,746.52 × 110,738.02
  4. Step 4: Simplify right side
    279,240.90x = 46,371,160,506.69
  5. Step 5: Solve for x
    x = 46,371,160,506.69/279,240.90
  6. Step 6: Final answer
    x = 166,061.49

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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.