Home / 52,675.20-78,883.20-50,342.40

Finding the Fourth Proportional to 52,675.20, 78,883.20 and 50,342.40

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Solution

The fourth proportional to 52,675.20, 78,883.20 and 50,342.40 is: 75,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,675.20 : 78,883.20 = 50,342.40 : x
  2. Step 2: Convert to fraction form
    52,675.20/78,883.20 = 50,342.40/x
  3. Step 3: Cross multiply
    52,675.20x = 78,883.20 × 50,342.40
  4. Step 4: Simplify right side
    52,675.20x = 3,971,169,607.68
  5. Step 5: Solve for x
    x = 3,971,169,607.68/52,675.20
  6. Step 6: Final answer
    x = 75,389.74

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1.5x scale

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.