Home / 76,220.64-114,134.04-52,601.04

Finding the Fourth Proportional to 76,220.64, 114,134.04 and 52,601.04

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Solution

The fourth proportional to 76,220.64, 114,134.04 and 52,601.04 is: 78,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,220.64 : 114,134.04 = 52,601.04 : x
  2. Step 2: Convert to fraction form
    76,220.64/114,134.04 = 52,601.04/x
  3. Step 3: Cross multiply
    76,220.64x = 114,134.04 × 52,601.04
  4. Step 4: Simplify right side
    76,220.64x = 6,003,569,203.40
  5. Step 5: Solve for x
    x = 6,003,569,203.40/76,220.64
  6. Step 6: Final answer
    x = 78,765.66

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1.5x scale

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.