Home / 106,224.12-159,434.60-53,670.51

Finding the Fourth Proportional to 106,224.12, 159,434.60 and 53,670.51

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Solution

The fourth proportional to 106,224.12, 159,434.60 and 53,670.51 is: 80,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,224.12 : 159,434.60 = 53,670.51 : x
  2. Step 2: Convert to fraction form
    106,224.12/159,434.60 = 53,670.51/x
  3. Step 3: Cross multiply
    106,224.12x = 159,434.60 × 53,670.51
  4. Step 4: Simplify right side
    106,224.12x = 8,556,936,025.29
  5. Step 5: Solve for x
    x = 8,556,936,025.29/106,224.12
  6. Step 6: Final answer
    x = 80,555.49

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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.