Home / 121,439.08-182,159.07-37,198.90

Finding the Fourth Proportional to 121,439.08, 182,159.07 and 37,198.90

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Solution

The fourth proportional to 121,439.08, 182,159.07 and 37,198.90 is: 55,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,439.08 : 182,159.07 = 37,198.90 : x
  2. Step 2: Convert to fraction form
    121,439.08/182,159.07 = 37,198.90/x
  3. Step 3: Cross multiply
    121,439.08x = 182,159.07 × 37,198.90
  4. Step 4: Simplify right side
    121,439.08x = 6,776,117,029.02
  5. Step 5: Solve for x
    x = 6,776,117,029.02/121,439.08
  6. Step 6: Final answer
    x = 55,798.49

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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.