Home / 91,228.40-125,895.24-53,502.80

Finding the Fourth Proportional to 91,228.40, 125,895.24 and 53,502.80

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Solution

The fourth proportional to 91,228.40, 125,895.24 and 53,502.80 is: 73,833.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,228.40 : 125,895.24 = 53,502.80 : x
  2. Step 2: Convert to fraction form
    91,228.40/125,895.24 = 53,502.80/x
  3. Step 3: Cross multiply
    91,228.40x = 125,895.24 × 53,502.80
  4. Step 4: Simplify right side
    91,228.40x = 6,735,747,846.67
  5. Step 5: Solve for x
    x = 6,735,747,846.67/91,228.40
  6. Step 6: Final answer
    x = 73,833.89

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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.