Home / 119,060.79-178,544.64-43,141.30

Finding the Fourth Proportional to 119,060.79, 178,544.64 and 43,141.30

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Solution

The fourth proportional to 119,060.79, 178,544.64 and 43,141.30 is: 64,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,060.79 : 178,544.64 = 43,141.30 : x
  2. Step 2: Convert to fraction form
    119,060.79/178,544.64 = 43,141.30/x
  3. Step 3: Cross multiply
    119,060.79x = 178,544.64 × 43,141.30
  4. Step 4: Simplify right side
    119,060.79x = 7,702,647,877.63
  5. Step 5: Solve for x
    x = 7,702,647,877.63/119,060.79
  6. Step 6: Final answer
    x = 64,695.08

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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.