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Finding the Fourth Proportional to 62,661.26, 86,472.58 and 34,367.06

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Solution

The fourth proportional to 62,661.26, 86,472.58 and 34,367.06 is: 47,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,661.26 : 86,472.58 = 34,367.06 : x
  2. Step 2: Convert to fraction form
    62,661.26/86,472.58 = 34,367.06/x
  3. Step 3: Cross multiply
    62,661.26x = 86,472.58 × 34,367.06
  4. Step 4: Simplify right side
    62,661.26x = 2,971,808,345.21
  5. Step 5: Solve for x
    x = 2,971,808,345.21/62,661.26
  6. Step 6: Final answer
    x = 47,426.57

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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.