Home / 264,254.42-396,331.81-74,713.28

Finding the Fourth Proportional to 264,254.42, 396,331.81 and 74,713.28

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Solution

The fourth proportional to 264,254.42, 396,331.81 and 74,713.28 is: 112,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,254.42 : 396,331.81 = 74,713.28 : x
  2. Step 2: Convert to fraction form
    264,254.42/396,331.81 = 74,713.28/x
  3. Step 3: Cross multiply
    264,254.42x = 396,331.81 × 74,713.28
  4. Step 4: Simplify right side
    264,254.42x = 29,611,248,649.81
  5. Step 5: Solve for x
    x = 29,611,248,649.81/264,254.42
  6. Step 6: Final answer
    x = 112,055.83

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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.