Home / 88,420.52-122,020.34-48,134.27

Finding the Fourth Proportional to 88,420.52, 122,020.34 and 48,134.27

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Solution

The fourth proportional to 88,420.52, 122,020.34 and 48,134.27 is: 66,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,420.52 : 122,020.34 = 48,134.27 : x
  2. Step 2: Convert to fraction form
    88,420.52/122,020.34 = 48,134.27/x
  3. Step 3: Cross multiply
    88,420.52x = 122,020.34 × 48,134.27
  4. Step 4: Simplify right side
    88,420.52x = 5,873,360,362.40
  5. Step 5: Solve for x
    x = 5,873,360,362.40/88,420.52
  6. Step 6: Final answer
    x = 66,425.31

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1.5x scale

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.