Home / 141,980.19-212,657.39-117,357.27

Finding the Fourth Proportional to 141,980.19, 212,657.39 and 117,357.27

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Solution

The fourth proportional to 141,980.19, 212,657.39 and 117,357.27 is: 175,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,980.19 : 212,657.39 = 117,357.27 : x
  2. Step 2: Convert to fraction form
    141,980.19/212,657.39 = 117,357.27/x
  3. Step 3: Cross multiply
    141,980.19x = 212,657.39 × 117,357.27
  4. Step 4: Simplify right side
    141,980.19x = 24,956,890,451.70
  5. Step 5: Solve for x
    x = 24,956,890,451.70/141,980.19
  6. Step 6: Final answer
    x = 175,777.27

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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.