Home / 137,323.54-205,818.97-58,271.70

Finding the Fourth Proportional to 137,323.54, 205,818.97 and 58,271.70

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Solution

The fourth proportional to 137,323.54, 205,818.97 and 58,271.70 is: 87,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,323.54 : 205,818.97 = 58,271.70 : x
  2. Step 2: Convert to fraction form
    137,323.54/205,818.97 = 58,271.70/x
  3. Step 3: Cross multiply
    137,323.54x = 205,818.97 × 58,271.70
  4. Step 4: Simplify right side
    137,323.54x = 11,993,421,274.15
  5. Step 5: Solve for x
    x = 11,993,421,274.15/137,323.54
  6. Step 6: Final answer
    x = 87,336.97

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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.