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Finding the Fourth Proportional to 244,572.05, 366,967.43 and 86,913.65

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Solution

The fourth proportional to 244,572.05, 366,967.43 and 86,913.65 is: 130,409.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,572.05 : 366,967.43 = 86,913.65 : x
  2. Step 2: Convert to fraction form
    244,572.05/366,967.43 = 86,913.65/x
  3. Step 3: Cross multiply
    244,572.05x = 366,967.43 × 86,913.65
  4. Step 4: Simplify right side
    244,572.05x = 31,894,478,772.42
  5. Step 5: Solve for x
    x = 31,894,478,772.42/244,572.05
  6. Step 6: Final answer
    x = 130,409.34

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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.