Home / 159,840.18-239,496.71-143,359.83

Finding the Fourth Proportional to 159,840.18, 239,496.71 and 143,359.83

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Solution

The fourth proportional to 159,840.18, 239,496.71 and 143,359.83 is: 214,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,840.18 : 239,496.71 = 143,359.83 : x
  2. Step 2: Convert to fraction form
    159,840.18/239,496.71 = 143,359.83/x
  3. Step 3: Cross multiply
    159,840.18x = 239,496.71 × 143,359.83
  4. Step 4: Simplify right side
    159,840.18x = 34,334,206,914.36
  5. Step 5: Solve for x
    x = 34,334,206,914.36/159,840.18
  6. Step 6: Final answer
    x = 214,803.35

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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.