Home / 65,729.26-90,693.84-37,434.34

Finding the Fourth Proportional to 65,729.26, 90,693.84 and 37,434.34

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Solution

The fourth proportional to 65,729.26, 90,693.84 and 37,434.34 is: 51,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,729.26 : 90,693.84 = 37,434.34 : x
  2. Step 2: Convert to fraction form
    65,729.26/90,693.84 = 37,434.34/x
  3. Step 3: Cross multiply
    65,729.26x = 90,693.84 × 37,434.34
  4. Step 4: Simplify right side
    65,729.26x = 3,395,064,042.47
  5. Step 5: Solve for x
    x = 3,395,064,042.47/65,729.26
  6. Step 6: Final answer
    x = 51,652.25

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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.