Home / 92,075.07-138,115.58-25,515.84

Finding the Fourth Proportional to 92,075.07, 138,115.58 and 25,515.84

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Solution

The fourth proportional to 92,075.07, 138,115.58 and 25,515.84 is: 38,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,075.07 : 138,115.58 = 25,515.84 : x
  2. Step 2: Convert to fraction form
    92,075.07/138,115.58 = 25,515.84/x
  3. Step 3: Cross multiply
    92,075.07x = 138,115.58 × 25,515.84
  4. Step 4: Simplify right side
    92,075.07x = 3,524,134,913.21
  5. Step 5: Solve for x
    x = 3,524,134,913.21/92,075.07
  6. Step 6: Final answer
    x = 38,274.58

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1.5x scale

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.