Home / 55,688.80-83,533.20-50,159.20

Finding the Fourth Proportional to 55,688.80, 83,533.20 and 50,159.20

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Solution

The fourth proportional to 55,688.80, 83,533.20 and 50,159.20 is: 75,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,688.80 : 83,533.20 = 50,159.20 : x
  2. Step 2: Convert to fraction form
    55,688.80/83,533.20 = 50,159.20/x
  3. Step 3: Cross multiply
    55,688.80x = 83,533.20 × 50,159.20
  4. Step 4: Simplify right side
    55,688.80x = 4,189,958,485.44
  5. Step 5: Solve for x
    x = 4,189,958,485.44/55,688.80
  6. Step 6: Final answer
    x = 75,238.80

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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.