Home / 65,384.36-90,227.76-37,089.44

Finding the Fourth Proportional to 65,384.36, 90,227.76 and 37,089.44

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Solution

The fourth proportional to 65,384.36, 90,227.76 and 37,089.44 is: 51,181.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,384.36 : 90,227.76 = 37,089.44 : x
  2. Step 2: Convert to fraction form
    65,384.36/90,227.76 = 37,089.44/x
  3. Step 3: Cross multiply
    65,384.36x = 90,227.76 × 37,089.44
  4. Step 4: Simplify right side
    65,384.36x = 3,346,497,090.85
  5. Step 5: Solve for x
    x = 3,346,497,090.85/65,384.36
  6. Step 6: Final answer
    x = 51,181.92

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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.