Home / 210,112.24-289,968.60-119,476.64

Finding the Fourth Proportional to 210,112.24, 289,968.60 and 119,476.64

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Solution

The fourth proportional to 210,112.24, 289,968.60 and 119,476.64 is: 164,885.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,112.24 : 289,968.60 = 119,476.64 : x
  2. Step 2: Convert to fraction form
    210,112.24/289,968.60 = 119,476.64/x
  3. Step 3: Cross multiply
    210,112.24x = 289,968.60 × 119,476.64
  4. Step 4: Simplify right side
    210,112.24x = 34,644,474,033.50
  5. Step 5: Solve for x
    x = 34,644,474,033.50/210,112.24
  6. Step 6: Final answer
    x = 164,885.56

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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.