Home / 90,448.50-124,818.96-50,168.46

Finding the Fourth Proportional to 90,448.50, 124,818.96 and 50,168.46

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Solution

The fourth proportional to 90,448.50, 124,818.96 and 50,168.46 is: 69,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,448.50 : 124,818.96 = 50,168.46 : x
  2. Step 2: Convert to fraction form
    90,448.50/124,818.96 = 50,168.46/x
  3. Step 3: Cross multiply
    90,448.50x = 124,818.96 × 50,168.46
  4. Step 4: Simplify right side
    90,448.50x = 6,261,975,002.00
  5. Step 5: Solve for x
    x = 6,261,975,002.00/90,448.50
  6. Step 6: Final answer
    x = 69,232.49

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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.