Home / 52,117.53-78,142.57-34,294.24

Finding the Fourth Proportional to 52,117.53, 78,142.57 and 34,294.24

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Solution

The fourth proportional to 52,117.53, 78,142.57 and 34,294.24 is: 51,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,117.53 : 78,142.57 = 34,294.24 : x
  2. Step 2: Convert to fraction form
    52,117.53/78,142.57 = 34,294.24/x
  3. Step 3: Cross multiply
    52,117.53x = 78,142.57 × 34,294.24
  4. Step 4: Simplify right side
    52,117.53x = 2,679,839,815.09
  5. Step 5: Solve for x
    x = 2,679,839,815.09/52,117.53
  6. Step 6: Final answer
    x = 51,419.17

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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.