Home / 210,177.10-290,048.61-114,687.82

Finding the Fourth Proportional to 210,177.10, 290,048.61 and 114,687.82

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Solution

The fourth proportional to 210,177.10, 290,048.61 and 114,687.82 is: 158,271.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,177.10 : 290,048.61 = 114,687.82 : x
  2. Step 2: Convert to fraction form
    210,177.10/290,048.61 = 114,687.82/x
  3. Step 3: Cross multiply
    210,177.10x = 290,048.61 × 114,687.82
  4. Step 4: Simplify right side
    210,177.10x = 33,265,042,774.93
  5. Step 5: Solve for x
    x = 33,265,042,774.93/210,177.10
  6. Step 6: Final answer
    x = 158,271.49

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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.