Home / 52,382.49-78,529.73-42,497.25

Finding the Fourth Proportional to 52,382.49, 78,529.73 and 42,497.25

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Solution

The fourth proportional to 52,382.49, 78,529.73 and 42,497.25 is: 63,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,382.49 : 78,529.73 = 42,497.25 : x
  2. Step 2: Convert to fraction form
    52,382.49/78,529.73 = 42,497.25/x
  3. Step 3: Cross multiply
    52,382.49x = 78,529.73 × 42,497.25
  4. Step 4: Simplify right side
    52,382.49x = 3,337,297,355.76
  5. Step 5: Solve for x
    x = 3,337,297,355.76/52,382.49
  6. Step 6: Final answer
    x = 63,710.17

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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.