Home / 42,448.12-63,696.08-39,102.01

Finding the Fourth Proportional to 42,448.12, 63,696.08 and 39,102.01

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Solution

The fourth proportional to 42,448.12, 63,696.08 and 39,102.01 is: 58,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,448.12 : 63,696.08 = 39,102.01 : x
  2. Step 2: Convert to fraction form
    42,448.12/63,696.08 = 39,102.01/x
  3. Step 3: Cross multiply
    42,448.12x = 63,696.08 × 39,102.01
  4. Step 4: Simplify right side
    42,448.12x = 2,490,644,757.12
  5. Step 5: Solve for x
    x = 2,490,644,757.12/42,448.12
  6. Step 6: Final answer
    x = 58,675.03

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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.