Home / 64,385.28-88,851.33-36,090.36

Finding the Fourth Proportional to 64,385.28, 88,851.33 and 36,090.36

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Solution

The fourth proportional to 64,385.28, 88,851.33 and 36,090.36 is: 49,804.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,385.28 : 88,851.33 = 36,090.36 : x
  2. Step 2: Convert to fraction form
    64,385.28/88,851.33 = 36,090.36/x
  3. Step 3: Cross multiply
    64,385.28x = 88,851.33 × 36,090.36
  4. Step 4: Simplify right side
    64,385.28x = 3,206,676,486.18
  5. Step 5: Solve for x
    x = 3,206,676,486.18/64,385.28
  6. Step 6: Final answer
    x = 49,804.50

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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.