Home / 145,774.56-218,575.44-50,959.20

Finding the Fourth Proportional to 145,774.56, 218,575.44 and 50,959.20

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Solution

The fourth proportional to 145,774.56, 218,575.44 and 50,959.20 is: 76,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,774.56 : 218,575.44 = 50,959.20 : x
  2. Step 2: Convert to fraction form
    145,774.56/218,575.44 = 50,959.20/x
  3. Step 3: Cross multiply
    145,774.56x = 218,575.44 × 50,959.20
  4. Step 4: Simplify right side
    145,774.56x = 11,138,429,562.05
  5. Step 5: Solve for x
    x = 11,138,429,562.05/145,774.56
  6. Step 6: Final answer
    x = 76,408.60

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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.