Home / 136,215.23-204,274.24-51,953.36

Finding the Fourth Proportional to 136,215.23, 204,274.24 and 51,953.36

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Solution

The fourth proportional to 136,215.23, 204,274.24 and 51,953.36 is: 77,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,215.23 : 204,274.24 = 51,953.36 : x
  2. Step 2: Convert to fraction form
    136,215.23/204,274.24 = 51,953.36/x
  3. Step 3: Cross multiply
    136,215.23x = 204,274.24 × 51,953.36
  4. Step 4: Simplify right side
    136,215.23x = 10,612,731,978.19
  5. Step 5: Solve for x
    x = 10,612,731,978.19/136,215.23
  6. Step 6: Final answer
    x = 77,911.50

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1.5x scale

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.