Home / 222,740.15-334,126.62-64,972.80

Finding the Fourth Proportional to 222,740.15, 334,126.62 and 64,972.80

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Solution

The fourth proportional to 222,740.15, 334,126.62 and 64,972.80 is: 97,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,740.15 : 334,126.62 = 64,972.80 : x
  2. Step 2: Convert to fraction form
    222,740.15/334,126.62 = 64,972.80/x
  3. Step 3: Cross multiply
    222,740.15x = 334,126.62 × 64,972.80
  4. Step 4: Simplify right side
    222,740.15x = 21,709,142,055.94
  5. Step 5: Solve for x
    x = 21,709,142,055.94/222,740.15
  6. Step 6: Final answer
    x = 97,463.98

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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.