Home / 256,040.16-383,827.92-89,737.44

Finding the Fourth Proportional to 256,040.16, 383,827.92 and 89,737.44

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Solution

The fourth proportional to 256,040.16, 383,827.92 and 89,737.44 is: 134,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,040.16 : 383,827.92 = 89,737.44 : x
  2. Step 2: Convert to fraction form
    256,040.16/383,827.92 = 89,737.44/x
  3. Step 3: Cross multiply
    256,040.16x = 383,827.92 × 89,737.44
  4. Step 4: Simplify right side
    256,040.16x = 34,443,734,941.32
  5. Step 5: Solve for x
    x = 34,443,734,941.32/256,040.16
  6. Step 6: Final answer
    x = 134,524.74

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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.