Home / 94,795.70-142,193.55-66,533.30

Finding the Fourth Proportional to 94,795.70, 142,193.55 and 66,533.30

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Solution

The fourth proportional to 94,795.70, 142,193.55 and 66,533.30 is: 99,799.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,795.70 : 142,193.55 = 66,533.30 : x
  2. Step 2: Convert to fraction form
    94,795.70/142,193.55 = 66,533.30/x
  3. Step 3: Cross multiply
    94,795.70x = 142,193.55 × 66,533.30
  4. Step 4: Simplify right side
    94,795.70x = 9,460,606,120.22
  5. Step 5: Solve for x
    x = 9,460,606,120.22/94,795.70
  6. Step 6: Final answer
    x = 99,799.95

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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.