Home / 65,359.32-90,196.38-35,551.32

Finding the Fourth Proportional to 65,359.32, 90,196.38 and 35,551.32

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Solution

The fourth proportional to 65,359.32, 90,196.38 and 35,551.32 is: 49,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,359.32 : 90,196.38 = 35,551.32 : x
  2. Step 2: Convert to fraction form
    65,359.32/90,196.38 = 35,551.32/x
  3. Step 3: Cross multiply
    65,359.32x = 90,196.38 × 35,551.32
  4. Step 4: Simplify right side
    65,359.32x = 3,206,600,368.22
  5. Step 5: Solve for x
    x = 3,206,600,368.22/65,359.32
  6. Step 6: Final answer
    x = 49,061.10

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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.