Home / 143,995.36-216,089.45-59,755.61

Finding the Fourth Proportional to 143,995.36, 216,089.45 and 59,755.61

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Solution

The fourth proportional to 143,995.36, 216,089.45 and 59,755.61 is: 89,673.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,995.36 : 216,089.45 = 59,755.61 : x
  2. Step 2: Convert to fraction form
    143,995.36/216,089.45 = 59,755.61/x
  3. Step 3: Cross multiply
    143,995.36x = 216,089.45 × 59,755.61
  4. Step 4: Simplify right side
    143,995.36x = 12,912,555,818.87
  5. Step 5: Solve for x
    x = 12,912,555,818.87/143,995.36
  6. Step 6: Final answer
    x = 89,673.42

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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.