Home / 149,226.46-223,698.98-74,275.74

Finding the Fourth Proportional to 149,226.46, 223,698.98 and 74,275.74

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Solution

The fourth proportional to 149,226.46, 223,698.98 and 74,275.74 is: 111,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,226.46 : 223,698.98 = 74,275.74 : x
  2. Step 2: Convert to fraction form
    149,226.46/223,698.98 = 74,275.74/x
  3. Step 3: Cross multiply
    149,226.46x = 223,698.98 × 74,275.74
  4. Step 4: Simplify right side
    149,226.46x = 16,615,407,276.75
  5. Step 5: Solve for x
    x = 16,615,407,276.75/149,226.46
  6. Step 6: Final answer
    x = 111,343.57

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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.