Home / 88,860.70-133,096.65-79,011.10

Finding the Fourth Proportional to 88,860.70, 133,096.65 and 79,011.10

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Solution

The fourth proportional to 88,860.70, 133,096.65 and 79,011.10 is: 118,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,860.70 : 133,096.65 = 79,011.10 : x
  2. Step 2: Convert to fraction form
    88,860.70/133,096.65 = 79,011.10/x
  3. Step 3: Cross multiply
    88,860.70x = 133,096.65 × 79,011.10
  4. Step 4: Simplify right side
    88,860.70x = 10,516,112,722.82
  5. Step 5: Solve for x
    x = 10,516,112,722.82/88,860.70
  6. Step 6: Final answer
    x = 118,343.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.