Home / 113,765.00-170,316.99-66,235.10

Finding the Fourth Proportional to 113,765.00, 170,316.99 and 66,235.10

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Solution

The fourth proportional to 113,765.00, 170,316.99 and 66,235.10 is: 99,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765.00 : 170,316.99 = 66,235.10 : x
  2. Step 2: Convert to fraction form
    113,765.00/170,316.99 = 66,235.10/x
  3. Step 3: Cross multiply
    113,765.00x = 170,316.99 × 66,235.10
  4. Step 4: Simplify right side
    113,765.00x = 11,280,962,012.76
  5. Step 5: Solve for x
    x = 11,280,962,012.76/113,765.00
  6. Step 6: Final answer
    x = 99,160.22

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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.