Home / 143,384.71-215,076.34-36,768.19

Finding the Fourth Proportional to 143,384.71, 215,076.34 and 36,768.19

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Solution

The fourth proportional to 143,384.71, 215,076.34 and 36,768.19 is: 55,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,384.71 : 215,076.34 = 36,768.19 : x
  2. Step 2: Convert to fraction form
    143,384.71/215,076.34 = 36,768.19/x
  3. Step 3: Cross multiply
    143,384.71x = 215,076.34 × 36,768.19
  4. Step 4: Simplify right side
    143,384.71x = 7,907,967,733.62
  5. Step 5: Solve for x
    x = 7,907,967,733.62/143,384.71
  6. Step 6: Final answer
    x = 55,152.10

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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.