Home / 89,869.19-134,824.53-26,687.91

Finding the Fourth Proportional to 89,869.19, 134,824.53 and 26,687.91

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Solution

The fourth proportional to 89,869.19, 134,824.53 and 26,687.91 is: 40,038.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,869.19 : 134,824.53 = 26,687.91 : x
  2. Step 2: Convert to fraction form
    89,869.19/134,824.53 = 26,687.91/x
  3. Step 3: Cross multiply
    89,869.19x = 134,824.53 × 26,687.91
  4. Step 4: Simplify right side
    89,869.19x = 3,598,184,922.43
  5. Step 5: Solve for x
    x = 3,598,184,922.43/89,869.19
  6. Step 6: Final answer
    x = 40,038.03

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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.