Home / 212,645.05-293,492.67-122,062.24

Finding the Fourth Proportional to 212,645.05, 293,492.67 and 122,062.24

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Solution

The fourth proportional to 212,645.05, 293,492.67 and 122,062.24 is: 168,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,645.05 : 293,492.67 = 122,062.24 : x
  2. Step 2: Convert to fraction form
    212,645.05/293,492.67 = 122,062.24/x
  3. Step 3: Cross multiply
    212,645.05x = 293,492.67 × 122,062.24
  4. Step 4: Simplify right side
    212,645.05x = 35,824,372,632.91
  5. Step 5: Solve for x
    x = 35,824,372,632.91/212,645.05
  6. Step 6: Final answer
    x = 168,470.29

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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.