Home / 91,331.52-126,032.44-51,037.26

Finding the Fourth Proportional to 91,331.52, 126,032.44 and 51,037.26

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Solution

The fourth proportional to 91,331.52, 126,032.44 and 51,037.26 is: 70,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,331.52 : 126,032.44 = 51,037.26 : x
  2. Step 2: Convert to fraction form
    91,331.52/126,032.44 = 51,037.26/x
  3. Step 3: Cross multiply
    91,331.52x = 126,032.44 × 51,037.26
  4. Step 4: Simplify right side
    91,331.52x = 6,432,350,408.71
  5. Step 5: Solve for x
    x = 6,432,350,408.71/91,331.52
  6. Step 6: Final answer
    x = 70,428.59

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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.