Home / 211,682.70-292,071.87-119,803.23

Finding the Fourth Proportional to 211,682.70, 292,071.87 and 119,803.23

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Solution

The fourth proportional to 211,682.70, 292,071.87 and 119,803.23 is: 165,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,682.70 : 292,071.87 = 119,803.23 : x
  2. Step 2: Convert to fraction form
    211,682.70/292,071.87 = 119,803.23/x
  3. Step 3: Cross multiply
    211,682.70x = 292,071.87 × 119,803.23
  4. Step 4: Simplify right side
    211,682.70x = 34,991,153,418.14
  5. Step 5: Solve for x
    x = 34,991,153,418.14/211,682.70
  6. Step 6: Final answer
    x = 165,300.01

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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.