Home / 216,038.90-323,799.15-110,803.70

Finding the Fourth Proportional to 216,038.90, 323,799.15 and 110,803.70

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Solution

The fourth proportional to 216,038.90, 323,799.15 and 110,803.70 is: 166,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,038.90 : 323,799.15 = 110,803.70 : x
  2. Step 2: Convert to fraction form
    216,038.90/323,799.15 = 110,803.70/x
  3. Step 3: Cross multiply
    216,038.90x = 323,799.15 × 110,803.70
  4. Step 4: Simplify right side
    216,038.90x = 35,878,143,876.86
  5. Step 5: Solve for x
    x = 35,878,143,876.86/216,038.90
  6. Step 6: Final answer
    x = 166,072.61

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1.5x scale

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.