Home / 141,384.39-212,071.05-47,890.14

Finding the Fourth Proportional to 141,384.39, 212,071.05 and 47,890.14

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Solution

The fourth proportional to 141,384.39, 212,071.05 and 47,890.14 is: 71,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,384.39 : 212,071.05 = 47,890.14 : x
  2. Step 2: Convert to fraction form
    141,384.39/212,071.05 = 47,890.14/x
  3. Step 3: Cross multiply
    141,384.39x = 212,071.05 × 47,890.14
  4. Step 4: Simplify right side
    141,384.39x = 10,156,112,274.45
  5. Step 5: Solve for x
    x = 10,156,112,274.45/141,384.39
  6. Step 6: Final answer
    x = 71,833.34

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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.