Home / 90,637.56-135,816.62-48,523.23

Finding the Fourth Proportional to 90,637.56, 135,816.62 and 48,523.23

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Solution

The fourth proportional to 90,637.56, 135,816.62 and 48,523.23 is: 72,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,637.56 : 135,816.62 = 48,523.23 : x
  2. Step 2: Convert to fraction form
    90,637.56/135,816.62 = 48,523.23/x
  3. Step 3: Cross multiply
    90,637.56x = 135,816.62 × 48,523.23
  4. Step 4: Simplify right side
    90,637.56x = 6,590,260,847.47
  5. Step 5: Solve for x
    x = 6,590,260,847.47/90,637.56
  6. Step 6: Final answer
    x = 72,710.04

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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.