Home / 180,476.64-269,423.28-156,863.52

Finding the Fourth Proportional to 180,476.64, 269,423.28 and 156,863.52

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Solution

The fourth proportional to 180,476.64, 269,423.28 and 156,863.52 is: 234,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,476.64 : 269,423.28 = 156,863.52 : x
  2. Step 2: Convert to fraction form
    180,476.64/269,423.28 = 156,863.52/x
  3. Step 3: Cross multiply
    180,476.64x = 269,423.28 × 156,863.52
  4. Step 4: Simplify right side
    180,476.64x = 42,262,684,070.75
  5. Step 5: Solve for x
    x = 42,262,684,070.75/180,476.64
  6. Step 6: Final answer
    x = 234,172.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.