Home / 137,554.52-206,298.95-70,960.37

Finding the Fourth Proportional to 137,554.52, 206,298.95 and 70,960.37

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Solution

The fourth proportional to 137,554.52, 206,298.95 and 70,960.37 is: 106,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,554.52 : 206,298.95 = 70,960.37 : x
  2. Step 2: Convert to fraction form
    137,554.52/206,298.95 = 70,960.37/x
  3. Step 3: Cross multiply
    137,554.52x = 206,298.95 × 70,960.37
  4. Step 4: Simplify right side
    137,554.52x = 14,639,048,436.31
  5. Step 5: Solve for x
    x = 14,639,048,436.31/137,554.52
  6. Step 6: Final answer
    x = 106,423.61

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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.