Home / 52,976.39-73,172.18-39,607.07

Finding the Fourth Proportional to 52,976.39, 73,172.18 and 39,607.07

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Solution

The fourth proportional to 52,976.39, 73,172.18 and 39,607.07 is: 54,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,976.39 : 73,172.18 = 39,607.07 : x
  2. Step 2: Convert to fraction form
    52,976.39/73,172.18 = 39,607.07/x
  3. Step 3: Cross multiply
    52,976.39x = 73,172.18 × 39,607.07
  4. Step 4: Simplify right side
    52,976.39x = 2,898,135,457.28
  5. Step 5: Solve for x
    x = 2,898,135,457.28/52,976.39
  6. Step 6: Final answer
    x = 54,706.17

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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.