Home / 48,140.20-72,210.30-33,365.80

Finding the Fourth Proportional to 48,140.20, 72,210.30 and 33,365.80

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Solution

The fourth proportional to 48,140.20, 72,210.30 and 33,365.80 is: 50,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140.20 : 72,210.30 = 33,365.80 : x
  2. Step 2: Convert to fraction form
    48,140.20/72,210.30 = 33,365.80/x
  3. Step 3: Cross multiply
    48,140.20x = 72,210.30 × 33,365.80
  4. Step 4: Simplify right side
    48,140.20x = 2,409,354,427.74
  5. Step 5: Solve for x
    x = 2,409,354,427.74/48,140.20
  6. Step 6: Final answer
    x = 50,048.70

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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.