Home / 94,929.51-142,134.89-68,302.11

Finding the Fourth Proportional to 94,929.51, 142,134.89 and 68,302.11

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Solution

The fourth proportional to 94,929.51, 142,134.89 and 68,302.11 is: 102,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,929.51 : 142,134.89 = 68,302.11 : x
  2. Step 2: Convert to fraction form
    94,929.51/142,134.89 = 68,302.11/x
  3. Step 3: Cross multiply
    94,929.51x = 142,134.89 × 68,302.11
  4. Step 4: Simplify right side
    94,929.51x = 9,708,113,083.11
  5. Step 5: Solve for x
    x = 9,708,113,083.11/94,929.51
  6. Step 6: Final answer
    x = 102,266.54

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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.