Home / 94,945.12-131,017.80-52,503.28

Finding the Fourth Proportional to 94,945.12, 131,017.80 and 52,503.28

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Solution

The fourth proportional to 94,945.12, 131,017.80 and 52,503.28 is: 72,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,945.12 : 131,017.80 = 52,503.28 : x
  2. Step 2: Convert to fraction form
    94,945.12/131,017.80 = 52,503.28/x
  3. Step 3: Cross multiply
    94,945.12x = 131,017.80 × 52,503.28
  4. Step 4: Simplify right side
    94,945.12x = 6,878,864,238.38
  5. Step 5: Solve for x
    x = 6,878,864,238.38/94,945.12
  6. Step 6: Final answer
    x = 72,450.95

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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.