Home / 94,408.05-130,272.42-55,643.34

Finding the Fourth Proportional to 94,408.05, 130,272.42 and 55,643.34

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Solution

The fourth proportional to 94,408.05, 130,272.42 and 55,643.34 is: 76,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,408.05 : 130,272.42 = 55,643.34 : x
  2. Step 2: Convert to fraction form
    94,408.05/130,272.42 = 55,643.34/x
  3. Step 3: Cross multiply
    94,408.05x = 130,272.42 × 55,643.34
  4. Step 4: Simplify right side
    94,408.05x = 7,248,792,558.68
  5. Step 5: Solve for x
    x = 7,248,792,558.68/94,408.05
  6. Step 6: Final answer
    x = 76,781.51

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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.