Home / 142,371.02-213,558.60-37,190

Finding the Fourth Proportional to 142,371.02, 213,558.60 and 37,190

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Solution

The fourth proportional to 142,371.02, 213,558.60 and 37,190 is: 55,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,371.02 : 213,558.60 = 37,190 : x
  2. Step 2: Convert to fraction form
    142,371.02/213,558.60 = 37,190/x
  3. Step 3: Cross multiply
    142,371.02x = 213,558.60 × 37,190
  4. Step 4: Simplify right side
    142,371.02x = 7,942,244,334
  5. Step 5: Solve for x
    x = 7,942,244,334/142,371.02
  6. Step 6: Final answer
    x = 55,785.54

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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.