Home / 175,944.64-242,915.88-115,622.32

Finding the Fourth Proportional to 175,944.64, 242,915.88 and 115,622.32

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Solution

The fourth proportional to 175,944.64, 242,915.88 and 115,622.32 is: 159,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,944.64 : 242,915.88 = 115,622.32 : x
  2. Step 2: Convert to fraction form
    175,944.64/242,915.88 = 115,622.32/x
  3. Step 3: Cross multiply
    175,944.64x = 242,915.88 × 115,622.32
  4. Step 4: Simplify right side
    175,944.64x = 28,086,497,610.44
  5. Step 5: Solve for x
    x = 28,086,497,610.44/175,944.64
  6. Step 6: Final answer
    x = 159,632.58

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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.