Home / 65,398.32-90,246.96-37,105.56

Finding the Fourth Proportional to 65,398.32, 90,246.96 and 37,105.56

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Solution

The fourth proportional to 65,398.32, 90,246.96 and 37,105.56 is: 51,204.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,398.32 : 90,246.96 = 37,105.56 : x
  2. Step 2: Convert to fraction form
    65,398.32/90,246.96 = 37,105.56/x
  3. Step 3: Cross multiply
    65,398.32x = 90,246.96 × 37,105.56
  4. Step 4: Simplify right side
    65,398.32x = 3,348,663,989.10
  5. Step 5: Solve for x
    x = 3,348,663,989.10/65,398.32
  6. Step 6: Final answer
    x = 51,204.13

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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.