Home / 131,045.32-196,602-37,558.36

Finding the Fourth Proportional to 131,045.32, 196,602 and 37,558.36

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Solution

The fourth proportional to 131,045.32, 196,602 and 37,558.36 is: 56,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,045.32 : 196,602 = 37,558.36 : x
  2. Step 2: Convert to fraction form
    131,045.32/196,602 = 37,558.36/x
  3. Step 3: Cross multiply
    131,045.32x = 196,602 × 37,558.36
  4. Step 4: Simplify right side
    131,045.32x = 7,384,048,692.72
  5. Step 5: Solve for x
    x = 7,384,048,692.72/131,045.32
  6. Step 6: Final answer
    x = 56,347.29

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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.