Home / 89,977.41-134,982.51-45,022.26

Finding the Fourth Proportional to 89,977.41, 134,982.51 and 45,022.26

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Solution

The fourth proportional to 89,977.41, 134,982.51 and 45,022.26 is: 67,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,977.41 : 134,982.51 = 45,022.26 : x
  2. Step 2: Convert to fraction form
    89,977.41/134,982.51 = 45,022.26/x
  3. Step 3: Cross multiply
    89,977.41x = 134,982.51 × 45,022.26
  4. Step 4: Simplify right side
    89,977.41x = 6,077,217,660.67
  5. Step 5: Solve for x
    x = 6,077,217,660.67/89,977.41
  6. Step 6: Final answer
    x = 67,541.59

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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.