Home / 134,842.94-202,388.64-68,330.19

Finding the Fourth Proportional to 134,842.94, 202,388.64 and 68,330.19

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Solution

The fourth proportional to 134,842.94, 202,388.64 and 68,330.19 is: 102,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,842.94 : 202,388.64 = 68,330.19 : x
  2. Step 2: Convert to fraction form
    134,842.94/202,388.64 = 68,330.19/x
  3. Step 3: Cross multiply
    134,842.94x = 202,388.64 × 68,330.19
  4. Step 4: Simplify right side
    134,842.94x = 13,829,254,225.04
  5. Step 5: Solve for x
    x = 13,829,254,225.04/134,842.94
  6. Step 6: Final answer
    x = 102,558.24

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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.