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Finding the Fourth Proportional to 113,954.01, 170,938.29 and 43,833.32

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Solution

The fourth proportional to 113,954.01, 170,938.29 and 43,833.32 is: 65,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,954.01 : 170,938.29 = 43,833.32 : x
  2. Step 2: Convert to fraction form
    113,954.01/170,938.29 = 43,833.32/x
  3. Step 3: Cross multiply
    113,954.01x = 170,938.29 × 43,833.32
  4. Step 4: Simplify right side
    113,954.01x = 7,492,791,911.13
  5. Step 5: Solve for x
    x = 7,492,791,911.13/113,954.01
  6. Step 6: Final answer
    x = 65,752.77

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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.