Home / 126,020.76-189,068.05-37,276.63

Finding the Fourth Proportional to 126,020.76, 189,068.05 and 37,276.63

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Solution

The fourth proportional to 126,020.76, 189,068.05 and 37,276.63 is: 55,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,020.76 : 189,068.05 = 37,276.63 : x
  2. Step 2: Convert to fraction form
    126,020.76/189,068.05 = 37,276.63/x
  3. Step 3: Cross multiply
    126,020.76x = 189,068.05 × 37,276.63
  4. Step 4: Simplify right side
    126,020.76x = 7,047,819,651.48
  5. Step 5: Solve for x
    x = 7,047,819,651.48/126,020.76
  6. Step 6: Final answer
    x = 55,925.86

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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.