Home / 64,433.02-88,917.37-36,139.32

Finding the Fourth Proportional to 64,433.02, 88,917.37 and 36,139.32

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Solution

The fourth proportional to 64,433.02, 88,917.37 and 36,139.32 is: 49,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,433.02 : 88,917.37 = 36,139.32 : x
  2. Step 2: Convert to fraction form
    64,433.02/88,917.37 = 36,139.32/x
  3. Step 3: Cross multiply
    64,433.02x = 88,917.37 × 36,139.32
  4. Step 4: Simplify right side
    64,433.02x = 3,213,413,287.99
  5. Step 5: Solve for x
    x = 3,213,413,287.99/64,433.02
  6. Step 6: Final answer
    x = 49,872.15

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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.