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Finding the Fourth Proportional to 62,903.59, 86,806.28 and 34,224.12

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Solution

The fourth proportional to 62,903.59, 86,806.28 and 34,224.12 is: 47,228.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,903.59 : 86,806.28 = 34,224.12 : x
  2. Step 2: Convert to fraction form
    62,903.59/86,806.28 = 34,224.12/x
  3. Step 3: Cross multiply
    62,903.59x = 86,806.28 × 34,224.12
  4. Step 4: Simplify right side
    62,903.59x = 2,970,868,629.03
  5. Step 5: Solve for x
    x = 2,970,868,629.03/62,903.59
  6. Step 6: Final answer
    x = 47,228.92

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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.