Home / 97,136.04-145,665.72-47,201.37

Finding the Fourth Proportional to 97,136.04, 145,665.72 and 47,201.37

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Solution

The fourth proportional to 97,136.04, 145,665.72 and 47,201.37 is: 70,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,136.04 : 145,665.72 = 47,201.37 : x
  2. Step 2: Convert to fraction form
    97,136.04/145,665.72 = 47,201.37/x
  3. Step 3: Cross multiply
    97,136.04x = 145,665.72 × 47,201.37
  4. Step 4: Simplify right side
    97,136.04x = 6,875,621,546.04
  5. Step 5: Solve for x
    x = 6,875,621,546.04/97,136.04
  6. Step 6: Final answer
    x = 70,783.42

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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.