Home / 141,012.30-211,515.57-57,907.02

Finding the Fourth Proportional to 141,012.30, 211,515.57 and 57,907.02

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Solution

The fourth proportional to 141,012.30, 211,515.57 and 57,907.02 is: 86,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,012.30 : 211,515.57 = 57,907.02 : x
  2. Step 2: Convert to fraction form
    141,012.30/211,515.57 = 57,907.02/x
  3. Step 3: Cross multiply
    141,012.30x = 211,515.57 × 57,907.02
  4. Step 4: Simplify right side
    141,012.30x = 12,248,236,342.30
  5. Step 5: Solve for x
    x = 12,248,236,342.30/141,012.30
  6. Step 6: Final answer
    x = 86,859.35

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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.