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Finding the Fourth Proportional to 247,224.29, 341,225.21 and 145,282.50

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Solution

The fourth proportional to 247,224.29, 341,225.21 and 145,282.50 is: 200,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,224.29 : 341,225.21 = 145,282.50 : x
  2. Step 2: Convert to fraction form
    247,224.29/341,225.21 = 145,282.50/x
  3. Step 3: Cross multiply
    247,224.29x = 341,225.21 × 145,282.50
  4. Step 4: Simplify right side
    247,224.29x = 49,574,051,935.03
  5. Step 5: Solve for x
    x = 49,574,051,935.03/247,224.29
  6. Step 6: Final answer
    x = 200,522.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.