Home / 96,822.15-133,560.61-89,972.09

Finding the Fourth Proportional to 96,822.15, 133,560.61 and 89,972.09

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Solution

The fourth proportional to 96,822.15, 133,560.61 and 89,972.09 is: 124,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,822.15 : 133,560.61 = 89,972.09 : x
  2. Step 2: Convert to fraction form
    96,822.15/133,560.61 = 89,972.09/x
  3. Step 3: Cross multiply
    96,822.15x = 133,560.61 × 89,972.09
  4. Step 4: Simplify right side
    96,822.15x = 12,016,727,223.37
  5. Step 5: Solve for x
    x = 12,016,727,223.37/96,822.15
  6. Step 6: Final answer
    x = 124,111.34

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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.