Home / 92,384.32-138,435.50-48,025.48

Finding the Fourth Proportional to 92,384.32, 138,435.50 and 48,025.48

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Solution

The fourth proportional to 92,384.32, 138,435.50 and 48,025.48 is: 71,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,384.32 : 138,435.50 = 48,025.48 : x
  2. Step 2: Convert to fraction form
    92,384.32/138,435.50 = 48,025.48/x
  3. Step 3: Cross multiply
    92,384.32x = 138,435.50 × 48,025.48
  4. Step 4: Simplify right side
    92,384.32x = 6,648,431,336.54
  5. Step 5: Solve for x
    x = 6,648,431,336.54/92,384.32
  6. Step 6: Final answer
    x = 71,964.93

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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.