Home / 144,802.14-217,183.05-39,630.30

Finding the Fourth Proportional to 144,802.14, 217,183.05 and 39,630.30

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Solution

The fourth proportional to 144,802.14, 217,183.05 and 39,630.30 is: 59,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,802.14 : 217,183.05 = 39,630.30 : x
  2. Step 2: Convert to fraction form
    144,802.14/217,183.05 = 39,630.30/x
  3. Step 3: Cross multiply
    144,802.14x = 217,183.05 × 39,630.30
  4. Step 4: Simplify right side
    144,802.14x = 8,607,029,426.42
  5. Step 5: Solve for x
    x = 8,607,029,426.42/144,802.14
  6. Step 6: Final answer
    x = 59,439.93

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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.