Home / 90,287.50-135,431.93-23,727.52

Finding the Fourth Proportional to 90,287.50, 135,431.93 and 23,727.52

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Solution

The fourth proportional to 90,287.50, 135,431.93 and 23,727.52 is: 35,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287.50 : 135,431.93 = 23,727.52 : x
  2. Step 2: Convert to fraction form
    90,287.50/135,431.93 = 23,727.52/x
  3. Step 3: Cross multiply
    90,287.50x = 135,431.93 × 23,727.52
  4. Step 4: Simplify right side
    90,287.50x = 3,213,463,827.71
  5. Step 5: Solve for x
    x = 3,213,463,827.71/90,287.50
  6. Step 6: Final answer
    x = 35,591.46

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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.