Home / 210,141.24-289,983.06-119,519.22

Finding the Fourth Proportional to 210,141.24, 289,983.06 and 119,519.22

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Solution

The fourth proportional to 210,141.24, 289,983.06 and 119,519.22 is: 164,929.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,141.24 : 289,983.06 = 119,519.22 : x
  2. Step 2: Convert to fraction form
    210,141.24/289,983.06 = 119,519.22/x
  3. Step 3: Cross multiply
    210,141.24x = 289,983.06 × 119,519.22
  4. Step 4: Simplify right side
    210,141.24x = 34,658,549,144.41
  5. Step 5: Solve for x
    x = 34,658,549,144.41/210,141.24
  6. Step 6: Final answer
    x = 164,929.78

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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.