Home / 53,412.36-80,479.10-44,256.12

Finding the Fourth Proportional to 53,412.36, 80,479.10 and 44,256.12

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Solution

The fourth proportional to 53,412.36, 80,479.10 and 44,256.12 is: 66,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,412.36 : 80,479.10 = 44,256.12 : x
  2. Step 2: Convert to fraction form
    53,412.36/80,479.10 = 44,256.12/x
  3. Step 3: Cross multiply
    53,412.36x = 80,479.10 × 44,256.12
  4. Step 4: Simplify right side
    53,412.36x = 3,561,692,485.81
  5. Step 5: Solve for x
    x = 3,561,692,485.81/53,412.36
  6. Step 6: Final answer
    x = 66,682.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.