Home / 185,584.84-278,377.12-106,648.72

Finding the Fourth Proportional to 185,584.84, 278,377.12 and 106,648.72

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Solution

The fourth proportional to 185,584.84, 278,377.12 and 106,648.72 is: 159,973.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,584.84 : 278,377.12 = 106,648.72 : x
  2. Step 2: Convert to fraction form
    185,584.84/278,377.12 = 106,648.72/x
  3. Step 3: Cross multiply
    185,584.84x = 278,377.12 × 106,648.72
  4. Step 4: Simplify right side
    185,584.84x = 29,688,563,525.29
  5. Step 5: Solve for x
    x = 29,688,563,525.29/185,584.84
  6. Step 6: Final answer
    x = 159,973.00

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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.