Home / 144,928.20-217,392.30-51,412.08

Finding the Fourth Proportional to 144,928.20, 217,392.30 and 51,412.08

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Solution

The fourth proportional to 144,928.20, 217,392.30 and 51,412.08 is: 77,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,928.20 : 217,392.30 = 51,412.08 : x
  2. Step 2: Convert to fraction form
    144,928.20/217,392.30 = 51,412.08/x
  3. Step 3: Cross multiply
    144,928.20x = 217,392.30 × 51,412.08
  4. Step 4: Simplify right side
    144,928.20x = 11,176,590,318.98
  5. Step 5: Solve for x
    x = 11,176,590,318.98/144,928.20
  6. Step 6: Final answer
    x = 77,118.12

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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.