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Finding the Fourth Proportional to 94,124.96, 129,894.54 and 51,683.66

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Solution

The fourth proportional to 94,124.96, 129,894.54 and 51,683.66 is: 71,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,124.96 : 129,894.54 = 51,683.66 : x
  2. Step 2: Convert to fraction form
    94,124.96/129,894.54 = 51,683.66/x
  3. Step 3: Cross multiply
    94,124.96x = 129,894.54 × 51,683.66
  4. Step 4: Simplify right side
    94,124.96x = 6,713,425,241.22
  5. Step 5: Solve for x
    x = 6,713,425,241.22/94,124.96
  6. Step 6: Final answer
    x = 71,324.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.