Home / 91,000.26-136,496.21-34,866.79

Finding the Fourth Proportional to 91,000.26, 136,496.21 and 34,866.79

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Solution

The fourth proportional to 91,000.26, 136,496.21 and 34,866.79 is: 52,298.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,000.26 : 136,496.21 = 34,866.79 : x
  2. Step 2: Convert to fraction form
    91,000.26/136,496.21 = 34,866.79/x
  3. Step 3: Cross multiply
    91,000.26x = 136,496.21 × 34,866.79
  4. Step 4: Simplify right side
    91,000.26x = 4,759,184,174.29
  5. Step 5: Solve for x
    x = 4,759,184,174.29/91,000.26
  6. Step 6: Final answer
    x = 52,298.58

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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.