Home / 90,307.24-135,482.82-27,127.24

Finding the Fourth Proportional to 90,307.24, 135,482.82 and 27,127.24

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Solution

The fourth proportional to 90,307.24, 135,482.82 and 27,127.24 is: 40,697.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,307.24 : 135,482.82 = 27,127.24 : x
  2. Step 2: Convert to fraction form
    90,307.24/135,482.82 = 27,127.24/x
  3. Step 3: Cross multiply
    90,307.24x = 135,482.82 × 27,127.24
  4. Step 4: Simplify right side
    90,307.24x = 3,675,274,974.02
  5. Step 5: Solve for x
    x = 3,675,274,974.02/90,307.24
  6. Step 6: Final answer
    x = 40,697.46

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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.