Home / 88,107.53-121,587.24-47,822.81

Finding the Fourth Proportional to 88,107.53, 121,587.24 and 47,822.81

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Solution

The fourth proportional to 88,107.53, 121,587.24 and 47,822.81 is: 65,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,107.53 : 121,587.24 = 47,822.81 : x
  2. Step 2: Convert to fraction form
    88,107.53/121,587.24 = 47,822.81/x
  3. Step 3: Cross multiply
    88,107.53x = 121,587.24 × 47,822.81
  4. Step 4: Simplify right side
    88,107.53x = 5,814,643,476.94
  5. Step 5: Solve for x
    x = 5,814,643,476.94/88,107.53
  6. Step 6: Final answer
    x = 65,994.85

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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.