Home / 126,024.51-189,073.67-37,280.38

Finding the Fourth Proportional to 126,024.51, 189,073.67 and 37,280.38

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Solution

The fourth proportional to 126,024.51, 189,073.67 and 37,280.38 is: 55,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,024.51 : 189,073.67 = 37,280.38 : x
  2. Step 2: Convert to fraction form
    126,024.51/189,073.67 = 37,280.38/x
  3. Step 3: Cross multiply
    126,024.51x = 189,073.67 × 37,280.38
  4. Step 4: Simplify right side
    126,024.51x = 7,048,737,133.82
  5. Step 5: Solve for x
    x = 7,048,737,133.82/126,024.51
  6. Step 6: Final answer
    x = 55,931.48

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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.