Home / 210,120.24-289,954.16-119,463.42

Finding the Fourth Proportional to 210,120.24, 289,954.16 and 119,463.42

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Solution

The fourth proportional to 210,120.24, 289,954.16 and 119,463.42 is: 164,852.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,120.24 : 289,954.16 = 119,463.42 : x
  2. Step 2: Convert to fraction form
    210,120.24/289,954.16 = 119,463.42/x
  3. Step 3: Cross multiply
    210,120.24x = 289,954.16 × 119,463.42
  4. Step 4: Simplify right side
    210,120.24x = 34,638,915,596.83
  5. Step 5: Solve for x
    x = 34,638,915,596.83/210,120.24
  6. Step 6: Final answer
    x = 164,852.83

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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.