Home / 105,182.55-157,775.04-60,782.40

Finding the Fourth Proportional to 105,182.55, 157,775.04 and 60,782.40

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Solution

The fourth proportional to 105,182.55, 157,775.04 and 60,782.40 is: 91,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,182.55 : 157,775.04 = 60,782.40 : x
  2. Step 2: Convert to fraction form
    105,182.55/157,775.04 = 60,782.40/x
  3. Step 3: Cross multiply
    105,182.55x = 157,775.04 × 60,782.40
  4. Step 4: Simplify right side
    105,182.55x = 9,589,945,591.30
  5. Step 5: Solve for x
    x = 9,589,945,591.30/105,182.55
  6. Step 6: Final answer
    x = 91,174.30

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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.