Home / 76,865.85-106,077.51-44,598.03

Finding the Fourth Proportional to 76,865.85, 106,077.51 and 44,598.03

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Solution

The fourth proportional to 76,865.85, 106,077.51 and 44,598.03 is: 61,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,865.85 : 106,077.51 = 44,598.03 : x
  2. Step 2: Convert to fraction form
    76,865.85/106,077.51 = 44,598.03/x
  3. Step 3: Cross multiply
    76,865.85x = 106,077.51 × 44,598.03
  4. Step 4: Simplify right side
    76,865.85x = 4,730,847,973.31
  5. Step 5: Solve for x
    x = 4,730,847,973.31/76,865.85
  6. Step 6: Final answer
    x = 61,546.81

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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.