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Finding the Fourth Proportional to 244,595.15, 366,910.95 and 86,803.10

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Solution

The fourth proportional to 244,595.15, 366,910.95 and 86,803.10 is: 130,211.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,595.15 : 366,910.95 = 86,803.10 : x
  2. Step 2: Convert to fraction form
    244,595.15/366,910.95 = 86,803.10/x
  3. Step 3: Cross multiply
    244,595.15x = 366,910.95 × 86,803.10
  4. Step 4: Simplify right side
    244,595.15x = 31,849,007,883.95
  5. Step 5: Solve for x
    x = 31,849,007,883.95/244,595.15
  6. Step 6: Final answer
    x = 130,211.12

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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.