Home / 97,132.96-145,666.80-37,147.36

Finding the Fourth Proportional to 97,132.96, 145,666.80 and 37,147.36

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Solution

The fourth proportional to 97,132.96, 145,666.80 and 37,147.36 is: 55,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,132.96 : 145,666.80 = 37,147.36 : x
  2. Step 2: Convert to fraction form
    97,132.96/145,666.80 = 37,147.36/x
  3. Step 3: Cross multiply
    97,132.96x = 145,666.80 × 37,147.36
  4. Step 4: Simplify right side
    97,132.96x = 5,411,137,059.65
  5. Step 5: Solve for x
    x = 5,411,137,059.65/97,132.96
  6. Step 6: Final answer
    x = 55,708.56

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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.