Home / 80,533.08-111,135.86-44,723.12

Finding the Fourth Proportional to 80,533.08, 111,135.86 and 44,723.12

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Solution

The fourth proportional to 80,533.08, 111,135.86 and 44,723.12 is: 61,718.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,533.08 : 111,135.86 = 44,723.12 : x
  2. Step 2: Convert to fraction form
    80,533.08/111,135.86 = 44,723.12/x
  3. Step 3: Cross multiply
    80,533.08x = 111,135.86 × 44,723.12
  4. Step 4: Simplify right side
    80,533.08x = 4,970,341,901.63
  5. Step 5: Solve for x
    x = 4,970,341,901.63/80,533.08
  6. Step 6: Final answer
    x = 61,718.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.