Home / 100,467.20-150,849.60-56,182.40

Finding the Fourth Proportional to 100,467.20, 150,849.60 and 56,182.40

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Solution

The fourth proportional to 100,467.20, 150,849.60 and 56,182.40 is: 84,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,467.20 : 150,849.60 = 56,182.40 : x
  2. Step 2: Convert to fraction form
    100,467.20/150,849.60 = 56,182.40/x
  3. Step 3: Cross multiply
    100,467.20x = 150,849.60 × 56,182.40
  4. Step 4: Simplify right side
    100,467.20x = 8,475,092,567.04
  5. Step 5: Solve for x
    x = 8,475,092,567.04/100,467.20
  6. Step 6: Final answer
    x = 84,356.81

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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.