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Finding the Fourth Proportional to 185,852.53, 278,679.96 and 73,528.21

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Solution

The fourth proportional to 185,852.53, 278,679.96 and 73,528.21 is: 110,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,852.53 : 278,679.96 = 73,528.21 : x
  2. Step 2: Convert to fraction form
    185,852.53/278,679.96 = 73,528.21/x
  3. Step 3: Cross multiply
    185,852.53x = 278,679.96 × 73,528.21
  4. Step 4: Simplify right side
    185,852.53x = 20,490,838,621.67
  5. Step 5: Solve for x
    x = 20,490,838,621.67/185,852.53
  6. Step 6: Final answer
    x = 110,253.21

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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.