Home / 76,066.80-114,005.16-52,505.52

Finding the Fourth Proportional to 76,066.80, 114,005.16 and 52,505.52

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Solution

The fourth proportional to 76,066.80, 114,005.16 and 52,505.52 is: 78,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,066.80 : 114,005.16 = 52,505.52 : x
  2. Step 2: Convert to fraction form
    76,066.80/114,005.16 = 52,505.52/x
  3. Step 3: Cross multiply
    76,066.80x = 114,005.16 × 52,505.52
  4. Step 4: Simplify right side
    76,066.80x = 5,985,900,208.48
  5. Step 5: Solve for x
    x = 5,985,900,208.48/76,066.80
  6. Step 6: Final answer
    x = 78,692.68

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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.