Home / 152,942.96-211,095.02-84,983.29

Finding the Fourth Proportional to 152,942.96, 211,095.02 and 84,983.29

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Solution

The fourth proportional to 152,942.96, 211,095.02 and 84,983.29 is: 117,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,942.96 : 211,095.02 = 84,983.29 : x
  2. Step 2: Convert to fraction form
    152,942.96/211,095.02 = 84,983.29/x
  3. Step 3: Cross multiply
    152,942.96x = 211,095.02 × 84,983.29
  4. Step 4: Simplify right side
    152,942.96x = 17,939,548,986.94
  5. Step 5: Solve for x
    x = 17,939,548,986.94/152,942.96
  6. Step 6: Final answer
    x = 117,295.68

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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.