Home / 158,749.68-219,147.48-94,214.64

Finding the Fourth Proportional to 158,749.68, 219,147.48 and 94,214.64

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Solution

The fourth proportional to 158,749.68, 219,147.48 and 94,214.64 is: 130,059.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,749.68 : 219,147.48 = 94,214.64 : x
  2. Step 2: Convert to fraction form
    158,749.68/219,147.48 = 94,214.64/x
  3. Step 3: Cross multiply
    158,749.68x = 219,147.48 × 94,214.64
  4. Step 4: Simplify right side
    158,749.68x = 20,646,900,935.11
  5. Step 5: Solve for x
    x = 20,646,900,935.11/158,749.68
  6. Step 6: Final answer
    x = 130,059.48

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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.