Home / 185,868.04-278,803.50-45,627.88

Finding the Fourth Proportional to 185,868.04, 278,803.50 and 45,627.88

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Solution

The fourth proportional to 185,868.04, 278,803.50 and 45,627.88 is: 68,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,868.04 : 278,803.50 = 45,627.88 : x
  2. Step 2: Convert to fraction form
    185,868.04/278,803.50 = 45,627.88/x
  3. Step 3: Cross multiply
    185,868.04x = 278,803.50 × 45,627.88
  4. Step 4: Simplify right side
    185,868.04x = 12,721,212,641.58
  5. Step 5: Solve for x
    x = 12,721,212,641.58/185,868.04
  6. Step 6: Final answer
    x = 68,442.17

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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.