Home / 210,217.32-290,099.82-114,724.02

Finding the Fourth Proportional to 210,217.32, 290,099.82 and 114,724.02

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Solution

The fourth proportional to 210,217.32, 290,099.82 and 114,724.02 is: 158,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,217.32 : 290,099.82 = 114,724.02 : x
  2. Step 2: Convert to fraction form
    210,217.32/290,099.82 = 114,724.02/x
  3. Step 3: Cross multiply
    210,217.32x = 290,099.82 × 114,724.02
  4. Step 4: Simplify right side
    210,217.32x = 33,281,417,551.68
  5. Step 5: Solve for x
    x = 33,281,417,551.68/210,217.32
  6. Step 6: Final answer
    x = 158,319.10

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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.