Home / 210,181.13-290,056.96-114,693.07

Finding the Fourth Proportional to 210,181.13, 290,056.96 and 114,693.07

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Solution

The fourth proportional to 210,181.13, 290,056.96 and 114,693.07 is: 158,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,181.13 : 290,056.96 = 114,693.07 : x
  2. Step 2: Convert to fraction form
    210,181.13/290,056.96 = 114,693.07/x
  3. Step 3: Cross multiply
    210,181.13x = 290,056.96 × 114,693.07
  4. Step 4: Simplify right side
    210,181.13x = 33,267,522,635.49
  5. Step 5: Solve for x
    x = 33,267,522,635.49/210,181.13
  6. Step 6: Final answer
    x = 158,280.25

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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.