Home / 89,710.66-134,604.87-48,109.06

Finding the Fourth Proportional to 89,710.66, 134,604.87 and 48,109.06

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Solution

The fourth proportional to 89,710.66, 134,604.87 and 48,109.06 is: 72,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,710.66 : 134,604.87 = 48,109.06 : x
  2. Step 2: Convert to fraction form
    89,710.66/134,604.87 = 48,109.06/x
  3. Step 3: Cross multiply
    89,710.66x = 134,604.87 × 48,109.06
  4. Step 4: Simplify right side
    89,710.66x = 6,475,713,767.12
  5. Step 5: Solve for x
    x = 6,475,713,767.12/89,710.66
  6. Step 6: Final answer
    x = 72,184.44

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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.