Home / 143,323.28-215,010.78-59,037.44

Finding the Fourth Proportional to 143,323.28, 215,010.78 and 59,037.44

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Solution

The fourth proportional to 143,323.28, 215,010.78 and 59,037.44 is: 88,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,323.28 : 215,010.78 = 59,037.44 : x
  2. Step 2: Convert to fraction form
    143,323.28/215,010.78 = 59,037.44/x
  3. Step 3: Cross multiply
    143,323.28x = 215,010.78 × 59,037.44
  4. Step 4: Simplify right side
    143,323.28x = 12,693,686,023.60
  5. Step 5: Solve for x
    x = 12,693,686,023.60/143,323.28
  6. Step 6: Final answer
    x = 88,566.81

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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.