Home / 141,586.14-212,415.99-52,840.32

Finding the Fourth Proportional to 141,586.14, 212,415.99 and 52,840.32

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Solution

The fourth proportional to 141,586.14, 212,415.99 and 52,840.32 is: 79,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,586.14 : 212,415.99 = 52,840.32 : x
  2. Step 2: Convert to fraction form
    141,586.14/212,415.99 = 52,840.32/x
  3. Step 3: Cross multiply
    141,586.14x = 212,415.99 × 52,840.32
  4. Step 4: Simplify right side
    141,586.14x = 11,224,128,884.72
  5. Step 5: Solve for x
    x = 11,224,128,884.72/141,586.14
  6. Step 6: Final answer
    x = 79,274.21

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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.