Home / 76,200.30-114,045.43-75,192.15

Finding the Fourth Proportional to 76,200.30, 114,045.43 and 75,192.15

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Solution

The fourth proportional to 76,200.30, 114,045.43 and 75,192.15 is: 112,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,200.30 : 114,045.43 = 75,192.15 : x
  2. Step 2: Convert to fraction form
    76,200.30/114,045.43 = 75,192.15/x
  3. Step 3: Cross multiply
    76,200.30x = 114,045.43 × 75,192.15
  4. Step 4: Simplify right side
    76,200.30x = 8,575,321,079.37
  5. Step 5: Solve for x
    x = 8,575,321,079.37/76,200.30
  6. Step 6: Final answer
    x = 112,536.58

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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.