Home / 141,488.36-213,075.11-123,240.68

Finding the Fourth Proportional to 141,488.36, 213,075.11 and 123,240.68

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Solution

The fourth proportional to 141,488.36, 213,075.11 and 123,240.68 is: 185,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,488.36 : 213,075.11 = 123,240.68 : x
  2. Step 2: Convert to fraction form
    141,488.36/213,075.11 = 123,240.68/x
  3. Step 3: Cross multiply
    141,488.36x = 213,075.11 × 123,240.68
  4. Step 4: Simplify right side
    141,488.36x = 26,259,521,447.47
  5. Step 5: Solve for x
    x = 26,259,521,447.47/141,488.36
  6. Step 6: Final answer
    x = 185,594.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.