Home / 89,593.58-134,295.99-45,126.87

Finding the Fourth Proportional to 89,593.58, 134,295.99 and 45,126.87

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Solution

The fourth proportional to 89,593.58, 134,295.99 and 45,126.87 is: 67,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,593.58 : 134,295.99 = 45,126.87 : x
  2. Step 2: Convert to fraction form
    89,593.58/134,295.99 = 45,126.87/x
  3. Step 3: Cross multiply
    89,593.58x = 134,295.99 × 45,126.87
  4. Step 4: Simplify right side
    89,593.58x = 6,060,357,682.25
  5. Step 5: Solve for x
    x = 6,060,357,682.25/89,593.58
  6. Step 6: Final answer
    x = 67,642.77

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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.