Home / 76,631.84-114,798.30-43,250.92

Finding the Fourth Proportional to 76,631.84, 114,798.30 and 43,250.92

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Solution

The fourth proportional to 76,631.84, 114,798.30 and 43,250.92 is: 64,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,631.84 : 114,798.30 = 43,250.92 : x
  2. Step 2: Convert to fraction form
    76,631.84/114,798.30 = 43,250.92/x
  3. Step 3: Cross multiply
    76,631.84x = 114,798.30 × 43,250.92
  4. Step 4: Simplify right side
    76,631.84x = 4,965,132,089.44
  5. Step 5: Solve for x
    x = 4,965,132,089.44/76,631.84
  6. Step 6: Final answer
    x = 64,792.02

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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.