Home / 141,426.60-212,135.10-36,246.60

Finding the Fourth Proportional to 141,426.60, 212,135.10 and 36,246.60

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Solution

The fourth proportional to 141,426.60, 212,135.10 and 36,246.60 is: 54,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,426.60 : 212,135.10 = 36,246.60 : x
  2. Step 2: Convert to fraction form
    141,426.60/212,135.10 = 36,246.60/x
  3. Step 3: Cross multiply
    141,426.60x = 212,135.10 × 36,246.60
  4. Step 4: Simplify right side
    141,426.60x = 7,689,176,115.66
  5. Step 5: Solve for x
    x = 7,689,176,115.66/141,426.60
  6. Step 6: Final answer
    x = 54,368.67

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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.