Home / 91,483.04-137,033.84-73,617.44

Finding the Fourth Proportional to 91,483.04, 137,033.84 and 73,617.44

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Solution

The fourth proportional to 91,483.04, 137,033.84 and 73,617.44 is: 110,272.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,483.04 : 137,033.84 = 73,617.44 : x
  2. Step 2: Convert to fraction form
    91,483.04/137,033.84 = 73,617.44/x
  3. Step 3: Cross multiply
    91,483.04x = 137,033.84 × 73,617.44
  4. Step 4: Simplify right side
    91,483.04x = 10,088,080,494.17
  5. Step 5: Solve for x
    x = 10,088,080,494.17/91,483.04
  6. Step 6: Final answer
    x = 110,272.69

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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.