Home / 126,166.54-189,250.52-37,420.71

Finding the Fourth Proportional to 126,166.54, 189,250.52 and 37,420.71

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Solution

The fourth proportional to 126,166.54, 189,250.52 and 37,420.71 is: 56,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,166.54 : 189,250.52 = 37,420.71 : x
  2. Step 2: Convert to fraction form
    126,166.54/189,250.52 = 37,420.71/x
  3. Step 3: Cross multiply
    126,166.54x = 189,250.52 × 37,420.71
  4. Step 4: Simplify right side
    126,166.54x = 7,081,888,639.17
  5. Step 5: Solve for x
    x = 7,081,888,639.17/126,166.54
  6. Step 6: Final answer
    x = 56,131.27

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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.