Home / 82,770.60-114,215.50-46,463.72

Finding the Fourth Proportional to 82,770.60, 114,215.50 and 46,463.72

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Solution

The fourth proportional to 82,770.60, 114,215.50 and 46,463.72 is: 64,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,770.60 : 114,215.50 = 46,463.72 : x
  2. Step 2: Convert to fraction form
    82,770.60/114,215.50 = 46,463.72/x
  3. Step 3: Cross multiply
    82,770.60x = 114,215.50 × 46,463.72
  4. Step 4: Simplify right side
    82,770.60x = 5,306,877,011.66
  5. Step 5: Solve for x
    x = 5,306,877,011.66/82,770.60
  6. Step 6: Final answer
    x = 64,115.48

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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.