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Finding the Fourth Proportional to 141,473.07, 212,077.71 and 97,120.71

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Solution

The fourth proportional to 141,473.07, 212,077.71 and 97,120.71 is: 145,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,473.07 : 212,077.71 = 97,120.71 : x
  2. Step 2: Convert to fraction form
    141,473.07/212,077.71 = 97,120.71/x
  3. Step 3: Cross multiply
    141,473.07x = 212,077.71 × 97,120.71
  4. Step 4: Simplify right side
    141,473.07x = 20,597,137,770.37
  5. Step 5: Solve for x
    x = 20,597,137,770.37/141,473.07
  6. Step 6: Final answer
    x = 145,590.52

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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.