Home / 89,122.77-133,713.93-29,153.98

Finding the Fourth Proportional to 89,122.77, 133,713.93 and 29,153.98

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Solution

The fourth proportional to 89,122.77, 133,713.93 and 29,153.98 is: 43,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,122.77 : 133,713.93 = 29,153.98 : x
  2. Step 2: Convert to fraction form
    89,122.77/133,713.93 = 29,153.98/x
  3. Step 3: Cross multiply
    89,122.77x = 133,713.93 × 29,153.98
  4. Step 4: Simplify right side
    89,122.77x = 3,898,293,517.41
  5. Step 5: Solve for x
    x = 3,898,293,517.41/89,122.77
  6. Step 6: Final answer
    x = 43,740.71

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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.