Home / 126,070.83-189,115.66-46,127.48

Finding the Fourth Proportional to 126,070.83, 189,115.66 and 46,127.48

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Solution

The fourth proportional to 126,070.83, 189,115.66 and 46,127.48 is: 69,194.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,070.83 : 189,115.66 = 46,127.48 : x
  2. Step 2: Convert to fraction form
    126,070.83/189,115.66 = 46,127.48/x
  3. Step 3: Cross multiply
    126,070.83x = 189,115.66 × 46,127.48
  4. Step 4: Simplify right side
    126,070.83x = 8,723,427,936.42
  5. Step 5: Solve for x
    x = 8,723,427,936.42/126,070.83
  6. Step 6: Final answer
    x = 69,194.66

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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.