Home / 90,448.72-124,818.73-50,168.44

Finding the Fourth Proportional to 90,448.72, 124,818.73 and 50,168.44

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Solution

The fourth proportional to 90,448.72, 124,818.73 and 50,168.44 is: 69,232.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,448.72 : 124,818.73 = 50,168.44 : x
  2. Step 2: Convert to fraction form
    90,448.72/124,818.73 = 50,168.44/x
  3. Step 3: Cross multiply
    90,448.72x = 124,818.73 × 50,168.44
  4. Step 4: Simplify right side
    90,448.72x = 6,261,960,966.88
  5. Step 5: Solve for x
    x = 6,261,960,966.88/90,448.72
  6. Step 6: Final answer
    x = 69,232.17

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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.