Home / 212,975.55-293,911.80-116,181.07

Finding the Fourth Proportional to 212,975.55, 293,911.80 and 116,181.07

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Solution

The fourth proportional to 212,975.55, 293,911.80 and 116,181.07 is: 160,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,975.55 : 293,911.80 = 116,181.07 : x
  2. Step 2: Convert to fraction form
    212,975.55/293,911.80 = 116,181.07/x
  3. Step 3: Cross multiply
    212,975.55x = 293,911.80 × 116,181.07
  4. Step 4: Simplify right side
    212,975.55x = 34,146,987,409.63
  5. Step 5: Solve for x
    x = 34,146,987,409.63/212,975.55
  6. Step 6: Final answer
    x = 160,332.90

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1.5x scale

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.