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Finding the Fourth Proportional to 141,865.60, 212,798.40 and 116,496.40

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Solution

The fourth proportional to 141,865.60, 212,798.40 and 116,496.40 is: 174,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,865.60 : 212,798.40 = 116,496.40 : x
  2. Step 2: Convert to fraction form
    141,865.60/212,798.40 = 116,496.40/x
  3. Step 3: Cross multiply
    141,865.60x = 212,798.40 × 116,496.40
  4. Step 4: Simplify right side
    141,865.60x = 24,790,247,525.76
  5. Step 5: Solve for x
    x = 24,790,247,525.76/141,865.60
  6. Step 6: Final answer
    x = 174,744.60

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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.