Home / 144,802.72-217,135.92-56,097.76

Finding the Fourth Proportional to 144,802.72, 217,135.92 and 56,097.76

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Solution

The fourth proportional to 144,802.72, 217,135.92 and 56,097.76 is: 84,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,802.72 : 217,135.92 = 56,097.76 : x
  2. Step 2: Convert to fraction form
    144,802.72/217,135.92 = 56,097.76/x
  3. Step 3: Cross multiply
    144,802.72x = 217,135.92 × 56,097.76
  4. Step 4: Simplify right side
    144,802.72x = 12,180,838,727.54
  5. Step 5: Solve for x
    x = 12,180,838,727.54/144,802.72
  6. Step 6: Final answer
    x = 84,120.23

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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.