Home / 96,868.24-133,624.14-90,018.28

Finding the Fourth Proportional to 96,868.24, 133,624.14 and 90,018.28

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Solution

The fourth proportional to 96,868.24, 133,624.14 and 90,018.28 is: 124,175.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,868.24 : 133,624.14 = 90,018.28 : x
  2. Step 2: Convert to fraction form
    96,868.24/133,624.14 = 90,018.28/x
  3. Step 3: Cross multiply
    96,868.24x = 133,624.14 × 90,018.28
  4. Step 4: Simplify right side
    96,868.24x = 12,028,615,249.28
  5. Step 5: Solve for x
    x = 12,028,615,249.28/96,868.24
  6. Step 6: Final answer
    x = 124,175.02

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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.