Home / 126,040-173,938.86-69,455.02

Finding the Fourth Proportional to 126,040, 173,938.86 and 69,455.02

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Solution

The fourth proportional to 126,040, 173,938.86 and 69,455.02 is: 95,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,040 : 173,938.86 = 69,455.02 : x
  2. Step 2: Convert to fraction form
    126,040/173,938.86 = 69,455.02/x
  3. Step 3: Cross multiply
    126,040x = 173,938.86 × 69,455.02
  4. Step 4: Simplify right side
    126,040x = 12,080,927,000.08
  5. Step 5: Solve for x
    x = 12,080,927,000.08/126,040
  6. Step 6: Final answer
    x = 95,849.94

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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.