Home / 89,983.22-124,200.86-51,746.94

Finding the Fourth Proportional to 89,983.22, 124,200.86 and 51,746.94

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Solution

The fourth proportional to 89,983.22, 124,200.86 and 51,746.94 is: 71,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,983.22 : 124,200.86 = 51,746.94 : x
  2. Step 2: Convert to fraction form
    89,983.22/124,200.86 = 51,746.94/x
  3. Step 3: Cross multiply
    89,983.22x = 124,200.86 × 51,746.94
  4. Step 4: Simplify right side
    89,983.22x = 6,427,014,191.63
  5. Step 5: Solve for x
    x = 6,427,014,191.63/89,983.22
  6. Step 6: Final answer
    x = 71,424.59

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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.