Home / 65,359.08-90,190.26-37,067.40

Finding the Fourth Proportional to 65,359.08, 90,190.26 and 37,067.40

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Solution

The fourth proportional to 65,359.08, 90,190.26 and 37,067.40 is: 51,150.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,359.08 : 90,190.26 = 37,067.40 : x
  2. Step 2: Convert to fraction form
    65,359.08/90,190.26 = 37,067.40/x
  3. Step 3: Cross multiply
    65,359.08x = 90,190.26 × 37,067.40
  4. Step 4: Simplify right side
    65,359.08x = 3,343,118,443.52
  5. Step 5: Solve for x
    x = 3,343,118,443.52/65,359.08
  6. Step 6: Final answer
    x = 51,150.02

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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.