Home / 210,118.22-289,962.75-114,624.90

Finding the Fourth Proportional to 210,118.22, 289,962.75 and 114,624.90

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Solution

The fourth proportional to 210,118.22, 289,962.75 and 114,624.90 is: 158,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,118.22 : 289,962.75 = 114,624.90 : x
  2. Step 2: Convert to fraction form
    210,118.22/289,962.75 = 114,624.90/x
  3. Step 3: Cross multiply
    210,118.22x = 289,962.75 × 114,624.90
  4. Step 4: Simplify right side
    210,118.22x = 33,236,951,374.26
  5. Step 5: Solve for x
    x = 33,236,951,374.26/210,118.22
  6. Step 6: Final answer
    x = 158,182.15

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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.