Home / 142,372.02-213,560.10-37,191

Finding the Fourth Proportional to 142,372.02, 213,560.10 and 37,191

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Solution

The fourth proportional to 142,372.02, 213,560.10 and 37,191 is: 55,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,372.02 : 213,560.10 = 37,191 : x
  2. Step 2: Convert to fraction form
    142,372.02/213,560.10 = 37,191/x
  3. Step 3: Cross multiply
    142,372.02x = 213,560.10 × 37,191
  4. Step 4: Simplify right side
    142,372.02x = 7,942,513,679.10
  5. Step 5: Solve for x
    x = 7,942,513,679.10/142,372.02
  6. Step 6: Final answer
    x = 55,787.04

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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.