Home / 88,621.54-122,293.86-48,335.51

Finding the Fourth Proportional to 88,621.54, 122,293.86 and 48,335.51

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Solution

The fourth proportional to 88,621.54, 122,293.86 and 48,335.51 is: 66,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,621.54 : 122,293.86 = 48,335.51 : x
  2. Step 2: Convert to fraction form
    88,621.54/122,293.86 = 48,335.51/x
  3. Step 3: Cross multiply
    88,621.54x = 122,293.86 × 48,335.51
  4. Step 4: Simplify right side
    88,621.54x = 5,911,136,092.97
  5. Step 5: Solve for x
    x = 5,911,136,092.97/88,621.54
  6. Step 6: Final answer
    x = 66,700.90

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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.