Home / 155,048.24-213,961.16-94,719.85

Finding the Fourth Proportional to 155,048.24, 213,961.16 and 94,719.85

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Solution

The fourth proportional to 155,048.24, 213,961.16 and 94,719.85 is: 130,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,048.24 : 213,961.16 = 94,719.85 : x
  2. Step 2: Convert to fraction form
    155,048.24/213,961.16 = 94,719.85/x
  3. Step 3: Cross multiply
    155,048.24x = 213,961.16 × 94,719.85
  4. Step 4: Simplify right side
    155,048.24x = 20,266,368,682.92
  5. Step 5: Solve for x
    x = 20,266,368,682.92/155,048.24
  6. Step 6: Final answer
    x = 130,710.08

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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.