Home / 55,741.32-76,735.44-48,291.12

Finding the Fourth Proportional to 55,741.32, 76,735.44 and 48,291.12

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Solution

The fourth proportional to 55,741.32, 76,735.44 and 48,291.12 is: 66,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741.32 : 76,735.44 = 48,291.12 : x
  2. Step 2: Convert to fraction form
    55,741.32/76,735.44 = 48,291.12/x
  3. Step 3: Cross multiply
    55,741.32x = 76,735.44 × 48,291.12
  4. Step 4: Simplify right side
    55,741.32x = 3,705,640,341.29
  5. Step 5: Solve for x
    x = 3,705,640,341.29/55,741.32
  6. Step 6: Final answer
    x = 66,479.24

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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.