Home / 91,303.24-136,766.22-53,747.59

Finding the Fourth Proportional to 91,303.24, 136,766.22 and 53,747.59

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Solution

The fourth proportional to 91,303.24, 136,766.22 and 53,747.59 is: 80,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,303.24 : 136,766.22 = 53,747.59 : x
  2. Step 2: Convert to fraction form
    91,303.24/136,766.22 = 53,747.59/x
  3. Step 3: Cross multiply
    91,303.24x = 136,766.22 × 53,747.59
  4. Step 4: Simplify right side
    91,303.24x = 7,350,854,718.41
  5. Step 5: Solve for x
    x = 7,350,854,718.41/91,303.24
  6. Step 6: Final answer
    x = 80,510.34

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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.