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Finding the Fourth Proportional to 222,729.95, 334,094.93 and 64,971.11

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Solution

The fourth proportional to 222,729.95, 334,094.93 and 64,971.11 is: 97,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,729.95 : 334,094.93 = 64,971.11 : x
  2. Step 2: Convert to fraction form
    222,729.95/334,094.93 = 64,971.11/x
  3. Step 3: Cross multiply
    222,729.95x = 334,094.93 × 64,971.11
  4. Step 4: Simplify right side
    222,729.95x = 21,706,519,201.50
  5. Step 5: Solve for x
    x = 21,706,519,201.50/222,729.95
  6. Step 6: Final answer
    x = 97,456.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.