Home / 110,034.12-151,811.29-61,628.55

Finding the Fourth Proportional to 110,034.12, 151,811.29 and 61,628.55

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Solution

The fourth proportional to 110,034.12, 151,811.29 and 61,628.55 is: 85,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,034.12 : 151,811.29 = 61,628.55 : x
  2. Step 2: Convert to fraction form
    110,034.12/151,811.29 = 61,628.55/x
  3. Step 3: Cross multiply
    110,034.12x = 151,811.29 × 61,628.55
  4. Step 4: Simplify right side
    110,034.12x = 9,355,909,491.08
  5. Step 5: Solve for x
    x = 9,355,909,491.08/110,034.12
  6. Step 6: Final answer
    x = 85,027.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.