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Finding the Fourth Proportional to 113,256.99, 169,881.17 and 34,368.03

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Solution

The fourth proportional to 113,256.99, 169,881.17 and 34,368.03 is: 51,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,256.99 : 169,881.17 = 34,368.03 : x
  2. Step 2: Convert to fraction form
    113,256.99/169,881.17 = 34,368.03/x
  3. Step 3: Cross multiply
    113,256.99x = 169,881.17 × 34,368.03
  4. Step 4: Simplify right side
    113,256.99x = 5,838,480,975.15
  5. Step 5: Solve for x
    x = 5,838,480,975.15/113,256.99
  6. Step 6: Final answer
    x = 51,550.73

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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.