Home / 92,924.02-128,163.80-62,661.41

Finding the Fourth Proportional to 92,924.02, 128,163.80 and 62,661.41

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Solution

The fourth proportional to 92,924.02, 128,163.80 and 62,661.41 is: 86,424.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,924.02 : 128,163.80 = 62,661.41 : x
  2. Step 2: Convert to fraction form
    92,924.02/128,163.80 = 62,661.41/x
  3. Step 3: Cross multiply
    92,924.02x = 128,163.80 × 62,661.41
  4. Step 4: Simplify right side
    92,924.02x = 8,030,924,105.65
  5. Step 5: Solve for x
    x = 8,030,924,105.65/92,924.02
  6. Step 6: Final answer
    x = 86,424.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.