Home / 89,983.19-124,200.87-51,746.94

Finding the Fourth Proportional to 89,983.19, 124,200.87 and 51,746.94

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Solution

The fourth proportional to 89,983.19, 124,200.87 and 51,746.94 is: 71,424.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,983.19 : 124,200.87 = 51,746.94 : x
  2. Step 2: Convert to fraction form
    89,983.19/124,200.87 = 51,746.94/x
  3. Step 3: Cross multiply
    89,983.19x = 124,200.87 × 51,746.94
  4. Step 4: Simplify right side
    89,983.19x = 6,427,014,773.79
  5. Step 5: Solve for x
    x = 6,427,014,773.79/89,983.19
  6. Step 6: Final answer
    x = 71,424.61

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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.