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Finding the Fourth Proportional to 62,112.93, 85,713.29 and 35,254.95

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Solution

The fourth proportional to 62,112.93, 85,713.29 and 35,254.95 is: 48,650.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,112.93 : 85,713.29 = 35,254.95 : x
  2. Step 2: Convert to fraction form
    62,112.93/85,713.29 = 35,254.95/x
  3. Step 3: Cross multiply
    62,112.93x = 85,713.29 × 35,254.95
  4. Step 4: Simplify right side
    62,112.93x = 3,021,817,387.79
  5. Step 5: Solve for x
    x = 3,021,817,387.79/62,112.93
  6. Step 6: Final answer
    x = 48,650.38

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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.