Home / 141,041.72-211,427.69-52,271.39

Finding the Fourth Proportional to 141,041.72, 211,427.69 and 52,271.39

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Solution

The fourth proportional to 141,041.72, 211,427.69 and 52,271.39 is: 78,357.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,041.72 : 211,427.69 = 52,271.39 : x
  2. Step 2: Convert to fraction form
    141,041.72/211,427.69 = 52,271.39/x
  3. Step 3: Cross multiply
    141,041.72x = 211,427.69 × 52,271.39
  4. Step 4: Simplify right side
    141,041.72x = 11,051,617,922.29
  5. Step 5: Solve for x
    x = 11,051,617,922.29/141,041.72
  6. Step 6: Final answer
    x = 78,357.09

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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.