Home / 119,327.72-164,672.87-65,616.22

Finding the Fourth Proportional to 119,327.72, 164,672.87 and 65,616.22

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Solution

The fourth proportional to 119,327.72, 164,672.87 and 65,616.22 is: 90,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,327.72 : 164,672.87 = 65,616.22 : x
  2. Step 2: Convert to fraction form
    119,327.72/164,672.87 = 65,616.22/x
  3. Step 3: Cross multiply
    119,327.72x = 164,672.87 × 65,616.22
  4. Step 4: Simplify right side
    119,327.72x = 10,805,211,265.95
  5. Step 5: Solve for x
    x = 10,805,211,265.95/119,327.72
  6. Step 6: Final answer
    x = 90,550.72

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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.