Home / 210,181.28-290,056.57-119,550.29

Finding the Fourth Proportional to 210,181.28, 290,056.57 and 119,550.29

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Solution

The fourth proportional to 210,181.28, 290,056.57 and 119,550.29 is: 164,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,181.28 : 290,056.57 = 119,550.29 : x
  2. Step 2: Convert to fraction form
    210,181.28/290,056.57 = 119,550.29/x
  3. Step 3: Cross multiply
    210,181.28x = 290,056.57 × 119,550.29
  4. Step 4: Simplify right side
    210,181.28x = 34,676,346,761.03
  5. Step 5: Solve for x
    x = 34,676,346,761.03/210,181.28
  6. Step 6: Final answer
    x = 164,983.04

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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.