Home / 213,137.66-294,130.00-117,644.38

Finding the Fourth Proportional to 213,137.66, 294,130.00 and 117,644.38

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Solution

The fourth proportional to 213,137.66, 294,130.00 and 117,644.38 is: 162,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,137.66 : 294,130.00 = 117,644.38 : x
  2. Step 2: Convert to fraction form
    213,137.66/294,130.00 = 117,644.38/x
  3. Step 3: Cross multiply
    213,137.66x = 294,130.00 × 117,644.38
  4. Step 4: Simplify right side
    213,137.66x = 34,602,742,077.67
  5. Step 5: Solve for x
    x = 34,602,742,077.67/213,137.66
  6. Step 6: Final answer
    x = 162,349.26

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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.