Home / 149,231.94-223,925.67-66,106.50

Finding the Fourth Proportional to 149,231.94, 223,925.67 and 66,106.50

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Solution

The fourth proportional to 149,231.94, 223,925.67 and 66,106.50 is: 99,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,231.94 : 223,925.67 = 66,106.50 : x
  2. Step 2: Convert to fraction form
    149,231.94/223,925.67 = 66,106.50/x
  3. Step 3: Cross multiply
    149,231.94x = 223,925.67 × 66,106.50
  4. Step 4: Simplify right side
    149,231.94x = 14,802,942,303.86
  5. Step 5: Solve for x
    x = 14,802,942,303.86/149,231.94
  6. Step 6: Final answer
    x = 99,194.20

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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.