Home / 112,143.32-168,186.28-33,239.10

Finding the Fourth Proportional to 112,143.32, 168,186.28 and 33,239.10

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Solution

The fourth proportional to 112,143.32, 168,186.28 and 33,239.10 is: 49,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,143.32 : 168,186.28 = 33,239.10 : x
  2. Step 2: Convert to fraction form
    112,143.32/168,186.28 = 33,239.10/x
  3. Step 3: Cross multiply
    112,143.32x = 168,186.28 × 33,239.10
  4. Step 4: Simplify right side
    112,143.32x = 5,590,360,030.28
  5. Step 5: Solve for x
    x = 5,590,360,030.28/112,143.32
  6. Step 6: Final answer
    x = 49,850.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.