Home / 50,265.60-75,348.80-28,089.60

Finding the Fourth Proportional to 50,265.60, 75,348.80 and 28,089.60

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Solution

The fourth proportional to 50,265.60, 75,348.80 and 28,089.60 is: 42,106.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,265.60 : 75,348.80 = 28,089.60 : x
  2. Step 2: Convert to fraction form
    50,265.60/75,348.80 = 28,089.60/x
  3. Step 3: Cross multiply
    50,265.60x = 75,348.80 × 28,089.60
  4. Step 4: Simplify right side
    50,265.60x = 2,116,517,652.48
  5. Step 5: Solve for x
    x = 2,116,517,652.48/50,265.60
  6. Step 6: Final answer
    x = 42,106.68

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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.