Home / 73,129.12-100,924.95-44,442.16

Finding the Fourth Proportional to 73,129.12, 100,924.95 and 44,442.16

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Solution

The fourth proportional to 73,129.12, 100,924.95 and 44,442.16 is: 61,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,129.12 : 100,924.95 = 44,442.16 : x
  2. Step 2: Convert to fraction form
    73,129.12/100,924.95 = 44,442.16/x
  3. Step 3: Cross multiply
    73,129.12x = 100,924.95 × 44,442.16
  4. Step 4: Simplify right side
    73,129.12x = 4,485,322,775.89
  5. Step 5: Solve for x
    x = 4,485,322,775.89/73,129.12
  6. Step 6: Final answer
    x = 61,334.29

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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.