Home / 181,471.32-272,262.28-92,787.12

Finding the Fourth Proportional to 181,471.32, 272,262.28 and 92,787.12

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Solution

The fourth proportional to 181,471.32, 272,262.28 and 92,787.12 is: 139,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,471.32 : 272,262.28 = 92,787.12 : x
  2. Step 2: Convert to fraction form
    181,471.32/272,262.28 = 92,787.12/x
  3. Step 3: Cross multiply
    181,471.32x = 272,262.28 × 92,787.12
  4. Step 4: Simplify right side
    181,471.32x = 25,262,432,845.83
  5. Step 5: Solve for x
    x = 25,262,432,845.83/181,471.32
  6. Step 6: Final answer
    x = 139,208.96

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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.