Home / 48,904.10-73,356.15-31,408.10

Finding the Fourth Proportional to 48,904.10, 73,356.15 and 31,408.10

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Solution

The fourth proportional to 48,904.10, 73,356.15 and 31,408.10 is: 47,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,904.10 : 73,356.15 = 31,408.10 : x
  2. Step 2: Convert to fraction form
    48,904.10/73,356.15 = 31,408.10/x
  3. Step 3: Cross multiply
    48,904.10x = 73,356.15 × 31,408.10
  4. Step 4: Simplify right side
    48,904.10x = 2,303,977,294.82
  5. Step 5: Solve for x
    x = 2,303,977,294.82/48,904.10
  6. Step 6: Final answer
    x = 47,112.15

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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.