Home / 210,183.51-290,061.96-119,555.43

Finding the Fourth Proportional to 210,183.51, 290,061.96 and 119,555.43

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Solution

The fourth proportional to 210,183.51, 290,061.96 and 119,555.43 is: 164,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,183.51 : 290,061.96 = 119,555.43 : x
  2. Step 2: Convert to fraction form
    210,183.51/290,061.96 = 119,555.43/x
  3. Step 3: Cross multiply
    210,183.51x = 290,061.96 × 119,555.43
  4. Step 4: Simplify right side
    210,183.51x = 34,678,482,354.44
  5. Step 5: Solve for x
    x = 34,678,482,354.44/210,183.51
  6. Step 6: Final answer
    x = 164,991.45

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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.