Home / 91,324.49-126,027.39-51,038.24

Finding the Fourth Proportional to 91,324.49, 126,027.39 and 51,038.24

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Solution

The fourth proportional to 91,324.49, 126,027.39 and 51,038.24 is: 70,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,324.49 : 126,027.39 = 51,038.24 : x
  2. Step 2: Convert to fraction form
    91,324.49/126,027.39 = 51,038.24/x
  3. Step 3: Cross multiply
    91,324.49x = 126,027.39 × 51,038.24
  4. Step 4: Simplify right side
    91,324.49x = 6,432,216,177.39
  5. Step 5: Solve for x
    x = 6,432,216,177.39/91,324.49
  6. Step 6: Final answer
    x = 70,432.54

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1.5x scale

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.