Home / 150,787.22-225,919.28-91,498.32

Finding the Fourth Proportional to 150,787.22, 225,919.28 and 91,498.32

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Solution

The fourth proportional to 150,787.22, 225,919.28 and 91,498.32 is: 137,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,787.22 : 225,919.28 = 91,498.32 : x
  2. Step 2: Convert to fraction form
    150,787.22/225,919.28 = 91,498.32/x
  3. Step 3: Cross multiply
    150,787.22x = 225,919.28 × 91,498.32
  4. Step 4: Simplify right side
    150,787.22x = 20,671,234,575.61
  5. Step 5: Solve for x
    x = 20,671,234,575.61/150,787.22
  6. Step 6: Final answer
    x = 137,088.77

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1.5x scale

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.