Home / 101,165.10-151,730.61-37,110.03

Finding the Fourth Proportional to 101,165.10, 151,730.61 and 37,110.03

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Solution

The fourth proportional to 101,165.10, 151,730.61 and 37,110.03 is: 55,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,165.10 : 151,730.61 = 37,110.03 : x
  2. Step 2: Convert to fraction form
    101,165.10/151,730.61 = 37,110.03/x
  3. Step 3: Cross multiply
    101,165.10x = 151,730.61 × 37,110.03
  4. Step 4: Simplify right side
    101,165.10x = 5,630,727,303.47
  5. Step 5: Solve for x
    x = 5,630,727,303.47/101,165.10
  6. Step 6: Final answer
    x = 55,658.79

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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.