Home / 102,566.82-141,541.81-57,244.30

Finding the Fourth Proportional to 102,566.82, 141,541.81 and 57,244.30

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Solution

The fourth proportional to 102,566.82, 141,541.81 and 57,244.30 is: 78,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,566.82 : 141,541.81 = 57,244.30 : x
  2. Step 2: Convert to fraction form
    102,566.82/141,541.81 = 57,244.30/x
  3. Step 3: Cross multiply
    102,566.82x = 141,541.81 × 57,244.30
  4. Step 4: Simplify right side
    102,566.82x = 8,102,461,834.18
  5. Step 5: Solve for x
    x = 8,102,461,834.18/102,566.82
  6. Step 6: Final answer
    x = 78,996.91

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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.