Home / 84,225.26-116,231.08-45,984.86

Finding the Fourth Proportional to 84,225.26, 116,231.08 and 45,984.86

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Solution

The fourth proportional to 84,225.26, 116,231.08 and 45,984.86 is: 63,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,225.26 : 116,231.08 = 45,984.86 : x
  2. Step 2: Convert to fraction form
    84,225.26/116,231.08 = 45,984.86/x
  3. Step 3: Cross multiply
    84,225.26x = 116,231.08 × 45,984.86
  4. Step 4: Simplify right side
    84,225.26x = 5,344,869,941.45
  5. Step 5: Solve for x
    x = 5,344,869,941.45/84,225.26
  6. Step 6: Final answer
    x = 63,459.23

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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.