Home / 137,225.10-205,740.45-52,952.70

Finding the Fourth Proportional to 137,225.10, 205,740.45 and 52,952.70

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Solution

The fourth proportional to 137,225.10, 205,740.45 and 52,952.70 is: 79,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,225.10 : 205,740.45 = 52,952.70 : x
  2. Step 2: Convert to fraction form
    137,225.10/205,740.45 = 52,952.70/x
  3. Step 3: Cross multiply
    137,225.10x = 205,740.45 × 52,952.70
  4. Step 4: Simplify right side
    137,225.10x = 10,894,512,326.72
  5. Step 5: Solve for x
    x = 10,894,512,326.72/137,225.10
  6. Step 6: Final answer
    x = 79,391.54

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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.