Home / 90,216.24-135,332.34-23,656.14

Finding the Fourth Proportional to 90,216.24, 135,332.34 and 23,656.14

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Solution

The fourth proportional to 90,216.24, 135,332.34 and 23,656.14 is: 35,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,216.24 : 135,332.34 = 23,656.14 : x
  2. Step 2: Convert to fraction form
    90,216.24/135,332.34 = 23,656.14/x
  3. Step 3: Cross multiply
    90,216.24x = 135,332.34 × 23,656.14
  4. Step 4: Simplify right side
    90,216.24x = 3,201,440,781.57
  5. Step 5: Solve for x
    x = 3,201,440,781.57/90,216.24
  6. Step 6: Final answer
    x = 35,486.30

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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.