Home / 57,050.84-78,761.24-34,395.68

Finding the Fourth Proportional to 57,050.84, 78,761.24 and 34,395.68

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Solution

The fourth proportional to 57,050.84, 78,761.24 and 34,395.68 is: 47,484.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,050.84 : 78,761.24 = 34,395.68 : x
  2. Step 2: Convert to fraction form
    57,050.84/78,761.24 = 34,395.68/x
  3. Step 3: Cross multiply
    57,050.84x = 78,761.24 × 34,395.68
  4. Step 4: Simplify right side
    57,050.84x = 2,709,046,407.44
  5. Step 5: Solve for x
    x = 2,709,046,407.44/57,050.84
  6. Step 6: Final answer
    x = 47,484.78

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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.