Home / 82,898.02-124,243.03-35,457.43

Finding the Fourth Proportional to 82,898.02, 124,243.03 and 35,457.43

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Solution

The fourth proportional to 82,898.02, 124,243.03 and 35,457.43 is: 53,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,898.02 : 124,243.03 = 35,457.43 : x
  2. Step 2: Convert to fraction form
    82,898.02/124,243.03 = 35,457.43/x
  3. Step 3: Cross multiply
    82,898.02x = 124,243.03 × 35,457.43
  4. Step 4: Simplify right side
    82,898.02x = 4,405,338,539.21
  5. Step 5: Solve for x
    x = 4,405,338,539.21/82,898.02
  6. Step 6: Final answer
    x = 53,141.66

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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.