Home / 141,210.72-211,686.24-61,198.50

Finding the Fourth Proportional to 141,210.72, 211,686.24 and 61,198.50

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Solution

The fourth proportional to 141,210.72, 211,686.24 and 61,198.50 is: 91,741.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,210.72 : 211,686.24 = 61,198.50 : x
  2. Step 2: Convert to fraction form
    141,210.72/211,686.24 = 61,198.50/x
  3. Step 3: Cross multiply
    141,210.72x = 211,686.24 × 61,198.50
  4. Step 4: Simplify right side
    141,210.72x = 12,954,880,358.64
  5. Step 5: Solve for x
    x = 12,954,880,358.64/141,210.72
  6. Step 6: Final answer
    x = 91,741.48

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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.