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Finding the Fourth Proportional to 114,368.34, 171,569.28 and 43,317.12

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Solution

The fourth proportional to 114,368.34, 171,569.28 and 43,317.12 is: 64,982.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,368.34 : 171,569.28 = 43,317.12 : x
  2. Step 2: Convert to fraction form
    114,368.34/171,569.28 = 43,317.12/x
  3. Step 3: Cross multiply
    114,368.34x = 171,569.28 × 43,317.12
  4. Step 4: Simplify right side
    114,368.34x = 7,431,887,090.07
  5. Step 5: Solve for x
    x = 7,431,887,090.07/114,368.34
  6. Step 6: Final answer
    x = 64,982.03

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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.