Home / 112,202.70-168,176.07-70,102.14

Finding the Fourth Proportional to 112,202.70, 168,176.07 and 70,102.14

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Solution

The fourth proportional to 112,202.70, 168,176.07 and 70,102.14 is: 105,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,202.70 : 168,176.07 = 70,102.14 : x
  2. Step 2: Convert to fraction form
    112,202.70/168,176.07 = 70,102.14/x
  3. Step 3: Cross multiply
    112,202.70x = 168,176.07 × 70,102.14
  4. Step 4: Simplify right side
    112,202.70x = 11,789,502,403.79
  5. Step 5: Solve for x
    x = 11,789,502,403.79/112,202.70
  6. Step 6: Final answer
    x = 105,073.25

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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.