Home / 141,516.93-212,268.47-52,763.51

Finding the Fourth Proportional to 141,516.93, 212,268.47 and 52,763.51

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Solution

The fourth proportional to 141,516.93, 212,268.47 and 52,763.51 is: 79,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,516.93 : 212,268.47 = 52,763.51 : x
  2. Step 2: Convert to fraction form
    141,516.93/212,268.47 = 52,763.51/x
  3. Step 3: Cross multiply
    141,516.93x = 212,268.47 × 52,763.51
  4. Step 4: Simplify right side
    141,516.93x = 11,200,029,628.03
  5. Step 5: Solve for x
    x = 11,200,029,628.03/141,516.93
  6. Step 6: Final answer
    x = 79,142.69

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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.