Home / 42,448.62-63,696.84-39,102.51

Finding the Fourth Proportional to 42,448.62, 63,696.84 and 39,102.51

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Solution

The fourth proportional to 42,448.62, 63,696.84 and 39,102.51 is: 58,675.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,448.62 : 63,696.84 = 39,102.51 : x
  2. Step 2: Convert to fraction form
    42,448.62/63,696.84 = 39,102.51/x
  3. Step 3: Cross multiply
    42,448.62x = 63,696.84 × 39,102.51
  4. Step 4: Simplify right side
    42,448.62x = 2,490,706,323.07
  5. Step 5: Solve for x
    x = 2,490,706,323.07/42,448.62
  6. Step 6: Final answer
    x = 58,675.79

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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.