Home / 52,289.42-72,122.91-34,378.70

Finding the Fourth Proportional to 52,289.42, 72,122.91 and 34,378.70

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Solution

The fourth proportional to 52,289.42, 72,122.91 and 34,378.70 is: 47,418.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.42 : 72,122.91 = 34,378.70 : x
  2. Step 2: Convert to fraction form
    52,289.42/72,122.91 = 34,378.70/x
  3. Step 3: Cross multiply
    52,289.42x = 72,122.91 × 34,378.70
  4. Step 4: Simplify right side
    52,289.42x = 2,479,491,886.02
  5. Step 5: Solve for x
    x = 2,479,491,886.02/52,289.42
  6. Step 6: Final answer
    x = 47,418.62

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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.