Home / 55,217.40-76,200.88-30,066.88

Finding the Fourth Proportional to 55,217.40, 76,200.88 and 30,066.88

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Solution

The fourth proportional to 55,217.40, 76,200.88 and 30,066.88 is: 41,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,217.40 : 76,200.88 = 30,066.88 : x
  2. Step 2: Convert to fraction form
    55,217.40/76,200.88 = 30,066.88/x
  3. Step 3: Cross multiply
    55,217.40x = 76,200.88 × 30,066.88
  4. Step 4: Simplify right side
    55,217.40x = 2,291,122,714.85
  5. Step 5: Solve for x
    x = 2,291,122,714.85/55,217.40
  6. Step 6: Final answer
    x = 41,492.77

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1.5x scale

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.