Home / 65,738.25-90,718.79-37,460.34

Finding the Fourth Proportional to 65,738.25, 90,718.79 and 37,460.34

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Solution

The fourth proportional to 65,738.25, 90,718.79 and 37,460.34 is: 51,695.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,738.25 : 90,718.79 = 37,460.34 : x
  2. Step 2: Convert to fraction form
    65,738.25/90,718.79 = 37,460.34/x
  3. Step 3: Cross multiply
    65,738.25x = 90,718.79 × 37,460.34
  4. Step 4: Simplify right side
    65,738.25x = 3,398,356,530.49
  5. Step 5: Solve for x
    x = 3,398,356,530.49/65,738.25
  6. Step 6: Final answer
    x = 51,695.27

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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.