Home / 90,268.32-124,574.18-49,982.07

Finding the Fourth Proportional to 90,268.32, 124,574.18 and 49,982.07

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Solution

The fourth proportional to 90,268.32, 124,574.18 and 49,982.07 is: 68,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,268.32 : 124,574.18 = 49,982.07 : x
  2. Step 2: Convert to fraction form
    90,268.32/124,574.18 = 49,982.07/x
  3. Step 3: Cross multiply
    90,268.32x = 124,574.18 × 49,982.07
  4. Step 4: Simplify right side
    90,268.32x = 6,226,475,135.04
  5. Step 5: Solve for x
    x = 6,226,475,135.04/90,268.32
  6. Step 6: Final answer
    x = 68,977.41

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1.5x scale

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.