Home / 89,871.48-124,023.10-49,585.26

Finding the Fourth Proportional to 89,871.48, 124,023.10 and 49,585.26

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Solution

The fourth proportional to 89,871.48, 124,023.10 and 49,585.26 is: 68,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,871.48 : 124,023.10 = 49,585.26 : x
  2. Step 2: Convert to fraction form
    89,871.48/124,023.10 = 49,585.26/x
  3. Step 3: Cross multiply
    89,871.48x = 124,023.10 × 49,585.26
  4. Step 4: Simplify right side
    89,871.48x = 6,149,717,659.51
  5. Step 5: Solve for x
    x = 6,149,717,659.51/89,871.48
  6. Step 6: Final answer
    x = 68,427.91

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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.