Home / 210,144.08-289,987.02-119,522.10

Finding the Fourth Proportional to 210,144.08, 289,987.02 and 119,522.10

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Solution

The fourth proportional to 210,144.08, 289,987.02 and 119,522.10 is: 164,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,144.08 : 289,987.02 = 119,522.10 : x
  2. Step 2: Convert to fraction form
    210,144.08/289,987.02 = 119,522.10/x
  3. Step 3: Cross multiply
    210,144.08x = 289,987.02 × 119,522.10
  4. Step 4: Simplify right side
    210,144.08x = 34,659,857,603.14
  5. Step 5: Solve for x
    x = 34,659,857,603.14/210,144.08
  6. Step 6: Final answer
    x = 164,933.78

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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.