Home / 149,228.46-223,701.98-74,277.74

Finding the Fourth Proportional to 149,228.46, 223,701.98 and 74,277.74

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Solution

The fourth proportional to 149,228.46, 223,701.98 and 74,277.74 is: 111,346.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,228.46 : 223,701.98 = 74,277.74 : x
  2. Step 2: Convert to fraction form
    149,228.46/223,701.98 = 74,277.74/x
  3. Step 3: Cross multiply
    149,228.46x = 223,701.98 × 74,277.74
  4. Step 4: Simplify right side
    149,228.46x = 16,616,077,507.93
  5. Step 5: Solve for x
    x = 16,616,077,507.93/149,228.46
  6. Step 6: Final answer
    x = 111,346.57

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1.5x scale

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.