Home / 213,054.53-294,014.91-117,561.16

Finding the Fourth Proportional to 213,054.53, 294,014.91 and 117,561.16

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Solution

The fourth proportional to 213,054.53, 294,014.91 and 117,561.16 is: 162,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,054.53 : 294,014.91 = 117,561.16 : x
  2. Step 2: Convert to fraction form
    213,054.53/294,014.91 = 117,561.16/x
  3. Step 3: Cross multiply
    213,054.53x = 294,014.91 × 117,561.16
  4. Step 4: Simplify right side
    213,054.53x = 34,564,732,406.82
  5. Step 5: Solve for x
    x = 34,564,732,406.82/213,054.53
  6. Step 6: Final answer
    x = 162,234.21

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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.