Home / 61,448.78-92,178.18-17,075.54

Finding the Fourth Proportional to 61,448.78, 92,178.18 and 17,075.54

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Solution

The fourth proportional to 61,448.78, 92,178.18 and 17,075.54 is: 25,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,448.78 : 92,178.18 = 17,075.54 : x
  2. Step 2: Convert to fraction form
    61,448.78/92,178.18 = 17,075.54/x
  3. Step 3: Cross multiply
    61,448.78x = 92,178.18 × 17,075.54
  4. Step 4: Simplify right side
    61,448.78x = 1,573,992,199.72
  5. Step 5: Solve for x
    x = 1,573,992,199.72/61,448.78
  6. Step 6: Final answer
    x = 25,614.70

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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.