Home / 143,628.26-215,442.61-59,295.86

Finding the Fourth Proportional to 143,628.26, 215,442.61 and 59,295.86

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Solution

The fourth proportional to 143,628.26, 215,442.61 and 59,295.86 is: 88,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,628.26 : 215,442.61 = 59,295.86 : x
  2. Step 2: Convert to fraction form
    143,628.26/215,442.61 = 59,295.86/x
  3. Step 3: Cross multiply
    143,628.26x = 215,442.61 × 59,295.86
  4. Step 4: Simplify right side
    143,628.26x = 12,774,854,423.05
  5. Step 5: Solve for x
    x = 12,774,854,423.05/143,628.26
  6. Step 6: Final answer
    x = 88,943.88

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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.