Home / 158,846.43-239,385.24-143,071.23

Finding the Fourth Proportional to 158,846.43, 239,385.24 and 143,071.23

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Solution

The fourth proportional to 158,846.43, 239,385.24 and 143,071.23 is: 215,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,846.43 : 239,385.24 = 143,071.23 : x
  2. Step 2: Convert to fraction form
    158,846.43/239,385.24 = 143,071.23/x
  3. Step 3: Cross multiply
    158,846.43x = 239,385.24 × 143,071.23
  4. Step 4: Simplify right side
    158,846.43x = 34,249,140,730.65
  5. Step 5: Solve for x
    x = 34,249,140,730.65/158,846.43
  6. Step 6: Final answer
    x = 215,611.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.