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Finding the Fourth Proportional to 113,291.58, 169,838.01 and 43,124.22

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Solution

The fourth proportional to 113,291.58, 169,838.01 and 43,124.22 is: 64,648.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,291.58 : 169,838.01 = 43,124.22 : x
  2. Step 2: Convert to fraction form
    113,291.58/169,838.01 = 43,124.22/x
  3. Step 3: Cross multiply
    113,291.58x = 169,838.01 × 43,124.22
  4. Step 4: Simplify right side
    113,291.58x = 7,324,131,707.60
  5. Step 5: Solve for x
    x = 7,324,131,707.60/113,291.58
  6. Step 6: Final answer
    x = 64,648.51

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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.