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Finding the Fourth Proportional to 62,283.78, 85,950.81 and 33,988.98

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Solution

The fourth proportional to 62,283.78, 85,950.81 and 33,988.98 is: 46,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,283.78 : 85,950.81 = 33,988.98 : x
  2. Step 2: Convert to fraction form
    62,283.78/85,950.81 = 33,988.98/x
  3. Step 3: Cross multiply
    62,283.78x = 85,950.81 × 33,988.98
  4. Step 4: Simplify right side
    62,283.78x = 2,921,380,362.07
  5. Step 5: Solve for x
    x = 2,921,380,362.07/62,283.78
  6. Step 6: Final answer
    x = 46,904.35

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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.