Home / 137,580.95-206,371.69-37,742.51

Finding the Fourth Proportional to 137,580.95, 206,371.69 and 37,742.51

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Solution

The fourth proportional to 137,580.95, 206,371.69 and 37,742.51 is: 56,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,580.95 : 206,371.69 = 37,742.51 : x
  2. Step 2: Convert to fraction form
    137,580.95/206,371.69 = 37,742.51/x
  3. Step 3: Cross multiply
    137,580.95x = 206,371.69 × 37,742.51
  4. Step 4: Simplify right side
    137,580.95x = 7,788,985,573.54
  5. Step 5: Solve for x
    x = 7,788,985,573.54/137,580.95
  6. Step 6: Final answer
    x = 56,613.84

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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.