Home / 210,244.49-290,136.16-119,600.21

Finding the Fourth Proportional to 210,244.49, 290,136.16 and 119,600.21

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Solution

The fourth proportional to 210,244.49, 290,136.16 and 119,600.21 is: 165,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,244.49 : 290,136.16 = 119,600.21 : x
  2. Step 2: Convert to fraction form
    210,244.49/290,136.16 = 119,600.21/x
  3. Step 3: Cross multiply
    210,244.49x = 290,136.16 × 119,600.21
  4. Step 4: Simplify right side
    210,244.49x = 34,700,345,664.59
  5. Step 5: Solve for x
    x = 34,700,345,664.59/210,244.49
  6. Step 6: Final answer
    x = 165,047.59

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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.