Home / 90,501.48-135,797.40-40,617.24

Finding the Fourth Proportional to 90,501.48, 135,797.40 and 40,617.24

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Solution

The fourth proportional to 90,501.48, 135,797.40 and 40,617.24 is: 60,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,501.48 : 135,797.40 = 40,617.24 : x
  2. Step 2: Convert to fraction form
    90,501.48/135,797.40 = 40,617.24/x
  3. Step 3: Cross multiply
    90,501.48x = 135,797.40 × 40,617.24
  4. Step 4: Simplify right side
    90,501.48x = 5,515,715,587.18
  5. Step 5: Solve for x
    x = 5,515,715,587.18/90,501.48
  6. Step 6: Final answer
    x = 60,946.14

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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.