Home / 210,257.39-290,156.46-114,762.04

Finding the Fourth Proportional to 210,257.39, 290,156.46 and 114,762.04

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Solution

The fourth proportional to 210,257.39, 290,156.46 and 114,762.04 is: 158,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,257.39 : 290,156.46 = 114,762.04 : x
  2. Step 2: Convert to fraction form
    210,257.39/290,156.46 = 114,762.04/x
  3. Step 3: Cross multiply
    210,257.39x = 290,156.46 × 114,762.04
  4. Step 4: Simplify right side
    210,257.39x = 33,298,947,268.78
  5. Step 5: Solve for x
    x = 33,298,947,268.78/210,257.39
  6. Step 6: Final answer
    x = 158,372.30

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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.