Home / 136,460.91-203,731.85-104,271.52

Finding the Fourth Proportional to 136,460.91, 203,731.85 and 104,271.52

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Solution

The fourth proportional to 136,460.91, 203,731.85 and 104,271.52 is: 155,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,460.91 : 203,731.85 = 104,271.52 : x
  2. Step 2: Convert to fraction form
    136,460.91/203,731.85 = 104,271.52/x
  3. Step 3: Cross multiply
    136,460.91x = 203,731.85 × 104,271.52
  4. Step 4: Simplify right side
    136,460.91x = 21,243,428,131.90
  5. Step 5: Solve for x
    x = 21,243,428,131.90/136,460.91
  6. Step 6: Final answer
    x = 155,674.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.