Home / 124,128.96-186,222.59-35,383.74

Finding the Fourth Proportional to 124,128.96, 186,222.59 and 35,383.74

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Solution

The fourth proportional to 124,128.96, 186,222.59 and 35,383.74 is: 53,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,128.96 : 186,222.59 = 35,383.74 : x
  2. Step 2: Convert to fraction form
    124,128.96/186,222.59 = 35,383.74/x
  3. Step 3: Cross multiply
    124,128.96x = 186,222.59 × 35,383.74
  4. Step 4: Simplify right side
    124,128.96x = 6,589,251,706.69
  5. Step 5: Solve for x
    x = 6,589,251,706.69/124,128.96
  6. Step 6: Final answer
    x = 53,083.92

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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.