Home / 210,460.03-290,441.22-114,972.87

Finding the Fourth Proportional to 210,460.03, 290,441.22 and 114,972.87

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Solution

The fourth proportional to 210,460.03, 290,441.22 and 114,972.87 is: 158,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,460.03 : 290,441.22 = 114,972.87 : x
  2. Step 2: Convert to fraction form
    210,460.03/290,441.22 = 114,972.87/x
  3. Step 3: Cross multiply
    210,460.03x = 290,441.22 × 114,972.87
  4. Step 4: Simplify right side
    210,460.03x = 33,392,860,629.70
  5. Step 5: Solve for x
    x = 33,392,860,629.70/210,460.03
  6. Step 6: Final answer
    x = 158,666.05

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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.