Home / 210,468.65-290,433.06-114,975.32

Finding the Fourth Proportional to 210,468.65, 290,433.06 and 114,975.32

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Solution

The fourth proportional to 210,468.65, 290,433.06 and 114,975.32 is: 158,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,468.65 : 290,433.06 = 114,975.32 : x
  2. Step 2: Convert to fraction form
    210,468.65/290,433.06 = 114,975.32/x
  3. Step 3: Cross multiply
    210,468.65x = 290,433.06 × 114,975.32
  4. Step 4: Simplify right side
    210,468.65x = 33,392,632,559.91
  5. Step 5: Solve for x
    x = 33,392,632,559.91/210,468.65
  6. Step 6: Final answer
    x = 158,658.47

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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.