Home / 144,935.20-217,440.60-56,191.60

Finding the Fourth Proportional to 144,935.20, 217,440.60 and 56,191.60

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Solution

The fourth proportional to 144,935.20, 217,440.60 and 56,191.60 is: 84,302.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,935.20 : 217,440.60 = 56,191.60 : x
  2. Step 2: Convert to fraction form
    144,935.20/217,440.60 = 56,191.60/x
  3. Step 3: Cross multiply
    144,935.20x = 217,440.60 × 56,191.60
  4. Step 4: Simplify right side
    144,935.20x = 12,218,335,218.96
  5. Step 5: Solve for x
    x = 12,218,335,218.96/144,935.20
  6. Step 6: Final answer
    x = 84,302.06

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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.