Home / 91,497.31-126,237.50-51,204.67

Finding the Fourth Proportional to 91,497.31, 126,237.50 and 51,204.67

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Solution

The fourth proportional to 91,497.31, 126,237.50 and 51,204.67 is: 70,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,497.31 : 126,237.50 = 51,204.67 : x
  2. Step 2: Convert to fraction form
    91,497.31/126,237.50 = 51,204.67/x
  3. Step 3: Cross multiply
    91,497.31x = 126,237.50 × 51,204.67
  4. Step 4: Simplify right side
    91,497.31x = 6,463,948,641.91
  5. Step 5: Solve for x
    x = 6,463,948,641.91/91,497.31
  6. Step 6: Final answer
    x = 70,646.33

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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.