Home / 97,190.02-146,229.72-57,776.64

Finding the Fourth Proportional to 97,190.02, 146,229.72 and 57,776.64

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Solution

The fourth proportional to 97,190.02, 146,229.72 and 57,776.64 is: 86,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,190.02 : 146,229.72 = 57,776.64 : x
  2. Step 2: Convert to fraction form
    97,190.02/146,229.72 = 57,776.64/x
  3. Step 3: Cross multiply
    97,190.02x = 146,229.72 × 57,776.64
  4. Step 4: Simplify right side
    97,190.02x = 8,448,661,449.71
  5. Step 5: Solve for x
    x = 8,448,661,449.71/97,190.02
  6. Step 6: Final answer
    x = 86,929.31

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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.