Home / 88,973.67-122,784.81-51,247.92

Finding the Fourth Proportional to 88,973.67, 122,784.81 and 51,247.92

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Solution

The fourth proportional to 88,973.67, 122,784.81 and 51,247.92 is: 70,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,973.67 : 122,784.81 = 51,247.92 : x
  2. Step 2: Convert to fraction form
    88,973.67/122,784.81 = 51,247.92/x
  3. Step 3: Cross multiply
    88,973.67x = 122,784.81 × 51,247.92
  4. Step 4: Simplify right side
    88,973.67x = 6,292,466,120.10
  5. Step 5: Solve for x
    x = 6,292,466,120.10/88,973.67
  6. Step 6: Final answer
    x = 70,722.79

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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.