Home / 115,945,385.83-160,081,680.10-89,074,858.89

Finding the Fourth Proportional to 115,945,385.83, 160,081,680.10 and 89,074,858.89

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Solution

The fourth proportional to 115,945,385.83, 160,081,680.10 and 89,074,858.89 is: 122,982,497.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,945,385.83 : 160,081,680.10 = 89,074,858.89 : x
  2. Step 2: Convert to fraction form
    115,945,385.83/160,081,680.10 = 89,074,858.89/x
  3. Step 3: Cross multiply
    115,945,385.83x = 160,081,680.10 × 89,074,858.89
  4. Step 4: Simplify right side
    115,945,385.83x = 14,259,253,066,001,576
  5. Step 5: Solve for x
    x = 14,259,253,066,001,576/115,945,385.83
  6. Step 6: Final answer
    x = 122,982,497.01

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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.