Home / 90,736.49-136,111.11-34,567.04

Finding the Fourth Proportional to 90,736.49, 136,111.11 and 34,567.04

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Solution

The fourth proportional to 90,736.49, 136,111.11 and 34,567.04 is: 51,852.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,736.49 : 136,111.11 = 34,567.04 : x
  2. Step 2: Convert to fraction form
    90,736.49/136,111.11 = 34,567.04/x
  3. Step 3: Cross multiply
    90,736.49x = 136,111.11 × 34,567.04
  4. Step 4: Simplify right side
    90,736.49x = 4,704,957,503.26
  5. Step 5: Solve for x
    x = 4,704,957,503.26/90,736.49
  6. Step 6: Final answer
    x = 51,852.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.