Home / 158,191.85-237,288.69-64,697.60

Finding the Fourth Proportional to 158,191.85, 237,288.69 and 64,697.60

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Solution

The fourth proportional to 158,191.85, 237,288.69 and 64,697.60 is: 97,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,191.85 : 237,288.69 = 64,697.60 : x
  2. Step 2: Convert to fraction form
    158,191.85/237,288.69 = 64,697.60/x
  3. Step 3: Cross multiply
    158,191.85x = 237,288.69 × 64,697.60
  4. Step 4: Simplify right side
    158,191.85x = 15,352,009,343.37
  5. Step 5: Solve for x
    x = 15,352,009,343.37/158,191.85
  6. Step 6: Final answer
    x = 97,046.78

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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.