Home / 61,795.10-92,768.39-40,752.72

Finding the Fourth Proportional to 61,795.10, 92,768.39 and 40,752.72

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Solution

The fourth proportional to 61,795.10, 92,768.39 and 40,752.72 is: 61,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,795.10 : 92,768.39 = 40,752.72 : x
  2. Step 2: Convert to fraction form
    61,795.10/92,768.39 = 40,752.72/x
  3. Step 3: Cross multiply
    61,795.10x = 92,768.39 × 40,752.72
  4. Step 4: Simplify right side
    61,795.10x = 3,780,564,018.76
  5. Step 5: Solve for x
    x = 3,780,564,018.76/61,795.10
  6. Step 6: Final answer
    x = 61,179.03

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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.