Home / 53,059.62-79,489.16-31,356.34

Finding the Fourth Proportional to 53,059.62, 79,489.16 and 31,356.34

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Solution

The fourth proportional to 53,059.62, 79,489.16 and 31,356.34 is: 46,975.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,059.62 : 79,489.16 = 31,356.34 : x
  2. Step 2: Convert to fraction form
    53,059.62/79,489.16 = 31,356.34/x
  3. Step 3: Cross multiply
    53,059.62x = 79,489.16 × 31,356.34
  4. Step 4: Simplify right side
    53,059.62x = 2,492,488,889.36
  5. Step 5: Solve for x
    x = 2,492,488,889.36/53,059.62
  6. Step 6: Final answer
    x = 46,975.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.