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Finding the Fourth Proportional to 114,042.33, 171,070.53 and 43,921.71

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Solution

The fourth proportional to 114,042.33, 171,070.53 and 43,921.71 is: 65,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,042.33 : 171,070.53 = 43,921.71 : x
  2. Step 2: Convert to fraction form
    114,042.33/171,070.53 = 43,921.71/x
  3. Step 3: Cross multiply
    114,042.33x = 171,070.53 × 43,921.71
  4. Step 4: Simplify right side
    114,042.33x = 7,513,710,208.21
  5. Step 5: Solve for x
    x = 7,513,710,208.21/114,042.33
  6. Step 6: Final answer
    x = 65,885.27

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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.