Home / 52,990.84-73,127.32-29,119.04

Finding the Fourth Proportional to 52,990.84, 73,127.32 and 29,119.04

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Solution

The fourth proportional to 52,990.84, 73,127.32 and 29,119.04 is: 40,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.84 : 73,127.32 = 29,119.04 : x
  2. Step 2: Convert to fraction form
    52,990.84/73,127.32 = 29,119.04/x
  3. Step 3: Cross multiply
    52,990.84x = 73,127.32 × 29,119.04
  4. Step 4: Simplify right side
    52,990.84x = 2,129,397,356.17
  5. Step 5: Solve for x
    x = 2,129,397,356.17/52,990.84
  6. Step 6: Final answer
    x = 40,184.25

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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.