Home / 346,749.48-519,976.53-136,239.75

Finding the Fourth Proportional to 346,749.48, 519,976.53 and 136,239.75

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Solution

The fourth proportional to 346,749.48, 519,976.53 and 136,239.75 is: 204,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,749.48 : 519,976.53 = 136,239.75 : x
  2. Step 2: Convert to fraction form
    346,749.48/519,976.53 = 136,239.75/x
  3. Step 3: Cross multiply
    346,749.48x = 519,976.53 × 136,239.75
  4. Step 4: Simplify right side
    346,749.48x = 70,841,472,453.07
  5. Step 5: Solve for x
    x = 70,841,472,453.07/346,749.48
  6. Step 6: Final answer
    x = 204,301.60

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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.