Home / 89,787.24-134,680.86-27,457.74

Finding the Fourth Proportional to 89,787.24, 134,680.86 and 27,457.74

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Solution

The fourth proportional to 89,787.24, 134,680.86 and 27,457.74 is: 41,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,787.24 : 134,680.86 = 27,457.74 : x
  2. Step 2: Convert to fraction form
    89,787.24/134,680.86 = 27,457.74/x
  3. Step 3: Cross multiply
    89,787.24x = 134,680.86 × 27,457.74
  4. Step 4: Simplify right side
    89,787.24x = 3,698,032,036.86
  5. Step 5: Solve for x
    x = 3,698,032,036.86/89,787.24
  6. Step 6: Final answer
    x = 41,186.61

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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.