Home / 89,218.56-133,862.87-39,263.62

Finding the Fourth Proportional to 89,218.56, 133,862.87 and 39,263.62

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Solution

The fourth proportional to 89,218.56, 133,862.87 and 39,263.62 is: 58,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,218.56 : 133,862.87 = 39,263.62 : x
  2. Step 2: Convert to fraction form
    89,218.56/133,862.87 = 39,263.62/x
  3. Step 3: Cross multiply
    89,218.56x = 133,862.87 × 39,263.62
  4. Step 4: Simplify right side
    89,218.56x = 5,255,939,994.16
  5. Step 5: Solve for x
    x = 5,255,939,994.16/89,218.56
  6. Step 6: Final answer
    x = 58,910.84

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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.