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Finding the Fourth Proportional to 141,576.62, 212,364.72 and 97,068.42

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Solution

The fourth proportional to 141,576.62, 212,364.72 and 97,068.42 is: 145,602.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,576.62 : 212,364.72 = 97,068.42 : x
  2. Step 2: Convert to fraction form
    141,576.62/212,364.72 = 97,068.42/x
  3. Step 3: Cross multiply
    141,576.62x = 212,364.72 × 97,068.42
  4. Step 4: Simplify right side
    141,576.62x = 20,613,907,834.14
  5. Step 5: Solve for x
    x = 20,613,907,834.14/141,576.62
  6. Step 6: Final answer
    x = 145,602.49

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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.