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Finding the Fourth Proportional to 76,259.52, 114,460.80 and 41,226.72

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Solution

The fourth proportional to 76,259.52, 114,460.80 and 41,226.72 is: 61,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,259.52 : 114,460.80 = 41,226.72 : x
  2. Step 2: Convert to fraction form
    76,259.52/114,460.80 = 41,226.72/x
  3. Step 3: Cross multiply
    76,259.52x = 114,460.80 × 41,226.72
  4. Step 4: Simplify right side
    76,259.52x = 4,718,843,352.58
  5. Step 5: Solve for x
    x = 4,718,843,352.58/76,259.52
  6. Step 6: Final answer
    x = 61,878.74

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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.