Home / 88,206,927.16-121,725,659.56-49,047,863.12

Finding the Fourth Proportional to 88,206,927.16, 121,725,659.56 and 49,047,863.12

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Solution

The fourth proportional to 88,206,927.16, 121,725,659.56 and 49,047,863.12 is: 67,686,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,206,927.16 : 121,725,659.56 = 49,047,863.12 : x
  2. Step 2: Convert to fraction form
    88,206,927.16/121,725,659.56 = 49,047,863.12/x
  3. Step 3: Cross multiply
    88,206,927.16x = 121,725,659.56 × 49,047,863.12
  4. Step 4: Simplify right side
    88,206,927.16x = 5,970,383,488,290,599
  5. Step 5: Solve for x
    x = 5,970,383,488,290,599/88,206,927.16
  6. Step 6: Final answer
    x = 67,686,106.76

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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.