Home / 65,512.27-90,407.24-37,219.51

Finding the Fourth Proportional to 65,512.27, 90,407.24 and 37,219.51

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Solution

The fourth proportional to 65,512.27, 90,407.24 and 37,219.51 is: 51,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,512.27 : 90,407.24 = 37,219.51 : x
  2. Step 2: Convert to fraction form
    65,512.27/90,407.24 = 37,219.51/x
  3. Step 3: Cross multiply
    65,512.27x = 90,407.24 × 37,219.51
  4. Step 4: Simplify right side
    65,512.27x = 3,364,913,173.25
  5. Step 5: Solve for x
    x = 3,364,913,173.25/65,512.27
  6. Step 6: Final answer
    x = 51,363.10

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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.