Home / 128,850.24-193,271.76-35,356.08

Finding the Fourth Proportional to 128,850.24, 193,271.76 and 35,356.08

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Solution

The fourth proportional to 128,850.24, 193,271.76 and 35,356.08 is: 53,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,850.24 : 193,271.76 = 35,356.08 : x
  2. Step 2: Convert to fraction form
    128,850.24/193,271.76 = 35,356.08/x
  3. Step 3: Cross multiply
    128,850.24x = 193,271.76 × 35,356.08
  4. Step 4: Simplify right side
    128,850.24x = 6,833,331,808.30
  5. Step 5: Solve for x
    x = 6,833,331,808.30/128,850.24
  6. Step 6: Final answer
    x = 53,033.13

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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.