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Finding the Fourth Proportional to 113,141.11, 169,733.56 and 43,014.95

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Solution

The fourth proportional to 113,141.11, 169,733.56 and 43,014.95 is: 64,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,141.11 : 169,733.56 = 43,014.95 : x
  2. Step 2: Convert to fraction form
    113,141.11/169,733.56 = 43,014.95/x
  3. Step 3: Cross multiply
    113,141.11x = 169,733.56 × 43,014.95
  4. Step 4: Simplify right side
    113,141.11x = 7,301,080,596.72
  5. Step 5: Solve for x
    x = 7,301,080,596.72/113,141.11
  6. Step 6: Final answer
    x = 64,530.75

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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.