Home / 64,435.20-96,677.10-31,184.70

Finding the Fourth Proportional to 64,435.20, 96,677.10 and 31,184.70

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Solution

The fourth proportional to 64,435.20, 96,677.10 and 31,184.70 is: 46,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,435.20 : 96,677.10 = 31,184.70 : x
  2. Step 2: Convert to fraction form
    64,435.20/96,677.10 = 31,184.70/x
  3. Step 3: Cross multiply
    64,435.20x = 96,677.10 × 31,184.70
  4. Step 4: Simplify right side
    64,435.20x = 3,014,846,360.37
  5. Step 5: Solve for x
    x = 3,014,846,360.37/64,435.20
  6. Step 6: Final answer
    x = 46,788.81

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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.