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Finding the Fourth Proportional to 150,398.02, 225,695.44 and 56,903.77

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Solution

The fourth proportional to 150,398.02, 225,695.44 and 56,903.77 is: 85,392.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,398.02 : 225,695.44 = 56,903.77 : x
  2. Step 2: Convert to fraction form
    150,398.02/225,695.44 = 56,903.77/x
  3. Step 3: Cross multiply
    150,398.02x = 225,695.44 × 56,903.77
  4. Step 4: Simplify right side
    150,398.02x = 12,842,920,331.48
  5. Step 5: Solve for x
    x = 12,842,920,331.48/150,398.02
  6. Step 6: Final answer
    x = 85,392.88

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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.