Home / 156,989.25-235,492.02-51,816.42

Finding the Fourth Proportional to 156,989.25, 235,492.02 and 51,816.42

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Solution

The fourth proportional to 156,989.25, 235,492.02 and 51,816.42 is: 77,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,989.25 : 235,492.02 = 51,816.42 : x
  2. Step 2: Convert to fraction form
    156,989.25/235,492.02 = 51,816.42/x
  3. Step 3: Cross multiply
    156,989.25x = 235,492.02 × 51,816.42
  4. Step 4: Simplify right side
    156,989.25x = 12,202,353,414.97
  5. Step 5: Solve for x
    x = 12,202,353,414.97/156,989.25
  6. Step 6: Final answer
    x = 77,727.32

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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.