Home / 210,144.91-314,954.68-135,065.23

Finding the Fourth Proportional to 210,144.91, 314,954.68 and 135,065.23

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Solution

The fourth proportional to 210,144.91, 314,954.68 and 135,065.23 is: 202,429.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,144.91 : 314,954.68 = 135,065.23 : x
  2. Step 2: Convert to fraction form
    210,144.91/314,954.68 = 135,065.23/x
  3. Step 3: Cross multiply
    210,144.91x = 314,954.68 × 135,065.23
  4. Step 4: Simplify right side
    210,144.91x = 42,539,424,043.68
  5. Step 5: Solve for x
    x = 42,539,424,043.68/210,144.91
  6. Step 6: Final answer
    x = 202,429.01

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1.5x scale

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.