Home / 57,415.32-79,142.94-52,594.20

Finding the Fourth Proportional to 57,415.32, 79,142.94 and 52,594.20

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Solution

The fourth proportional to 57,415.32, 79,142.94 and 52,594.20 is: 72,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.32 : 79,142.94 = 52,594.20 : x
  2. Step 2: Convert to fraction form
    57,415.32/79,142.94 = 52,594.20/x
  3. Step 3: Cross multiply
    57,415.32x = 79,142.94 × 52,594.20
  4. Step 4: Simplify right side
    57,415.32x = 4,162,459,614.95
  5. Step 5: Solve for x
    x = 4,162,459,614.95/57,415.32
  6. Step 6: Final answer
    x = 72,497.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.