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Finding the Fourth Proportional to 60,883.95, 84,019.71 and 35,405.25

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Solution

The fourth proportional to 60,883.95, 84,019.71 and 35,405.25 is: 48,859.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,883.95 : 84,019.71 = 35,405.25 : x
  2. Step 2: Convert to fraction form
    60,883.95/84,019.71 = 35,405.25/x
  3. Step 3: Cross multiply
    60,883.95x = 84,019.71 × 35,405.25
  4. Step 4: Simplify right side
    60,883.95x = 2,974,738,837.48
  5. Step 5: Solve for x
    x = 2,974,738,837.48/60,883.95
  6. Step 6: Final answer
    x = 48,859.16

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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.