Home / 210,337.20-313,896.03-187,898.58

Finding the Fourth Proportional to 210,337.20, 313,896.03 and 187,898.58

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Solution

The fourth proportional to 210,337.20, 313,896.03 and 187,898.58 is: 280,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,337.20 : 313,896.03 = 187,898.58 : x
  2. Step 2: Convert to fraction form
    210,337.20/313,896.03 = 187,898.58/x
  3. Step 3: Cross multiply
    210,337.20x = 313,896.03 × 187,898.58
  4. Step 4: Simplify right side
    210,337.20x = 58,980,617,365.14
  5. Step 5: Solve for x
    x = 58,980,617,365.14/210,337.20
  6. Step 6: Final answer
    x = 280,409.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.