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Finding the Fourth Proportional to 62,124.75, 85,726.76 and 35,268.39

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Solution

The fourth proportional to 62,124.75, 85,726.76 and 35,268.39 is: 48,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,124.75 : 85,726.76 = 35,268.39 : x
  2. Step 2: Convert to fraction form
    62,124.75/85,726.76 = 35,268.39/x
  3. Step 3: Cross multiply
    62,124.75x = 85,726.76 × 35,268.39
  4. Step 4: Simplify right side
    62,124.75x = 3,023,444,628.77
  5. Step 5: Solve for x
    x = 3,023,444,628.77/62,124.75
  6. Step 6: Final answer
    x = 48,667.31

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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.