Home / 65,899.04-90,947.16-37,608.96

Finding the Fourth Proportional to 65,899.04, 90,947.16 and 37,608.96

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Solution

The fourth proportional to 65,899.04, 90,947.16 and 37,608.96 is: 51,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,899.04 : 90,947.16 = 37,608.96 : x
  2. Step 2: Convert to fraction form
    65,899.04/90,947.16 = 37,608.96/x
  3. Step 3: Cross multiply
    65,899.04x = 90,947.16 × 37,608.96
  4. Step 4: Simplify right side
    65,899.04x = 3,420,428,102.55
  5. Step 5: Solve for x
    x = 3,420,428,102.55/65,899.04
  6. Step 6: Final answer
    x = 51,904.07

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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.