Home / 141,056.96-211,620.42-70,012.94

Finding the Fourth Proportional to 141,056.96, 211,620.42 and 70,012.94

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Solution

The fourth proportional to 141,056.96, 211,620.42 and 70,012.94 is: 105,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,056.96 : 211,620.42 = 70,012.94 : x
  2. Step 2: Convert to fraction form
    141,056.96/211,620.42 = 70,012.94/x
  3. Step 3: Cross multiply
    141,056.96x = 211,620.42 × 70,012.94
  4. Step 4: Simplify right side
    141,056.96x = 14,816,167,768.23
  5. Step 5: Solve for x
    x = 14,816,167,768.23/141,056.96
  6. Step 6: Final answer
    x = 105,036.77

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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.