Home / 210,076.62-289,909.35-114,586.62

Finding the Fourth Proportional to 210,076.62, 289,909.35 and 114,586.62

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Solution

The fourth proportional to 210,076.62, 289,909.35 and 114,586.62 is: 158,131.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,076.62 : 289,909.35 = 114,586.62 : x
  2. Step 2: Convert to fraction form
    210,076.62/289,909.35 = 114,586.62/x
  3. Step 3: Cross multiply
    210,076.62x = 289,909.35 × 114,586.62
  4. Step 4: Simplify right side
    210,076.62x = 33,219,732,522.90
  5. Step 5: Solve for x
    x = 33,219,732,522.90/210,076.62
  6. Step 6: Final answer
    x = 158,131.51

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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.