Home / 110,342.82-152,246.55-65,022.66

Finding the Fourth Proportional to 110,342.82, 152,246.55 and 65,022.66

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Solution

The fourth proportional to 110,342.82, 152,246.55 and 65,022.66 is: 89,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,342.82 : 152,246.55 = 65,022.66 : x
  2. Step 2: Convert to fraction form
    110,342.82/152,246.55 = 65,022.66/x
  3. Step 3: Cross multiply
    110,342.82x = 152,246.55 × 65,022.66
  4. Step 4: Simplify right side
    110,342.82x = 9,899,475,656.82
  5. Step 5: Solve for x
    x = 9,899,475,656.82/110,342.82
  6. Step 6: Final answer
    x = 89,715.63

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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.