Home / 90,975.13-136,483.46-27,804.24

Finding the Fourth Proportional to 90,975.13, 136,483.46 and 27,804.24

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Solution

The fourth proportional to 90,975.13, 136,483.46 and 27,804.24 is: 41,712.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,975.13 : 136,483.46 = 27,804.24 : x
  2. Step 2: Convert to fraction form
    90,975.13/136,483.46 = 27,804.24/x
  3. Step 3: Cross multiply
    90,975.13x = 136,483.46 × 27,804.24
  4. Step 4: Simplify right side
    90,975.13x = 3,794,818,877.87
  5. Step 5: Solve for x
    x = 3,794,818,877.87/90,975.13
  6. Step 6: Final answer
    x = 41,712.71

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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.