Home / 64,268.80-88,683.12-35,586.32

Finding the Fourth Proportional to 64,268.80, 88,683.12 and 35,586.32

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Solution

The fourth proportional to 64,268.80, 88,683.12 and 35,586.32 is: 49,104.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,268.80 : 88,683.12 = 35,586.32 : x
  2. Step 2: Convert to fraction form
    64,268.80/88,683.12 = 35,586.32/x
  3. Step 3: Cross multiply
    64,268.80x = 88,683.12 × 35,586.32
  4. Step 4: Simplify right side
    64,268.80x = 3,155,905,886.92
  5. Step 5: Solve for x
    x = 3,155,905,886.92/64,268.80
  6. Step 6: Final answer
    x = 49,104.79

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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.