Home / 88,571,268.98-133,029,309.54-72,188,659.04

Finding the Fourth Proportional to 88,571,268.98, 133,029,309.54 and 72,188,659.04

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Solution

The fourth proportional to 88,571,268.98, 133,029,309.54 and 72,188,659.04 is: 108,423,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571,268.98 : 133,029,309.54 = 72,188,659.04 : x
  2. Step 2: Convert to fraction form
    88,571,268.98/133,029,309.54 = 72,188,659.04/x
  3. Step 3: Cross multiply
    88,571,268.98x = 133,029,309.54 × 72,188,659.04
  4. Step 4: Simplify right side
    88,571,268.98x = 9,603,207,468,709,680
  5. Step 5: Solve for x
    x = 9,603,207,468,709,680/88,571,268.98
  6. Step 6: Final answer
    x = 108,423,505.50

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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.