Home / 48,108.69-72,084.12-33,999.80

Finding the Fourth Proportional to 48,108.69, 72,084.12 and 33,999.80

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Solution

The fourth proportional to 48,108.69, 72,084.12 and 33,999.80 is: 50,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,108.69 : 72,084.12 = 33,999.80 : x
  2. Step 2: Convert to fraction form
    48,108.69/72,084.12 = 33,999.80/x
  3. Step 3: Cross multiply
    48,108.69x = 72,084.12 × 33,999.80
  4. Step 4: Simplify right side
    48,108.69x = 2,450,845,302.76
  5. Step 5: Solve for x
    x = 2,450,845,302.76/48,108.69
  6. Step 6: Final answer
    x = 50,943.92

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1.5x scale

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.