Home / 64,425.38-88,907.02-36,140.18

Finding the Fourth Proportional to 64,425.38, 88,907.02 and 36,140.18

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Solution

The fourth proportional to 64,425.38, 88,907.02 and 36,140.18 is: 49,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.38 : 88,907.02 = 36,140.18 : x
  2. Step 2: Convert to fraction form
    64,425.38/88,907.02 = 36,140.18/x
  3. Step 3: Cross multiply
    64,425.38x = 88,907.02 × 36,140.18
  4. Step 4: Simplify right side
    64,425.38x = 3,213,115,171.18
  5. Step 5: Solve for x
    x = 3,213,115,171.18/64,425.38
  6. Step 6: Final answer
    x = 49,873.44

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1.5x scale

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.