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Finding the Fourth Proportional to 63,992.99, 88,312.73 and 35,704.14

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Solution

The fourth proportional to 63,992.99, 88,312.73 and 35,704.14 is: 49,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,992.99 : 88,312.73 = 35,704.14 : x
  2. Step 2: Convert to fraction form
    63,992.99/88,312.73 = 35,704.14/x
  3. Step 3: Cross multiply
    63,992.99x = 88,312.73 × 35,704.14
  4. Step 4: Simplify right side
    63,992.99x = 3,153,130,075.70
  5. Step 5: Solve for x
    x = 3,153,130,075.70/63,992.99
  6. Step 6: Final answer
    x = 49,273.05

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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.