Home / 213,075.99-294,095.18-122,484.51

Finding the Fourth Proportional to 213,075.99, 294,095.18 and 122,484.51

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Solution

The fourth proportional to 213,075.99, 294,095.18 and 122,484.51 is: 169,057.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,075.99 : 294,095.18 = 122,484.51 : x
  2. Step 2: Convert to fraction form
    213,075.99/294,095.18 = 122,484.51/x
  3. Step 3: Cross multiply
    213,075.99x = 294,095.18 × 122,484.51
  4. Step 4: Simplify right side
    213,075.99x = 36,022,104,321.87
  5. Step 5: Solve for x
    x = 36,022,104,321.87/213,075.99
  6. Step 6: Final answer
    x = 169,057.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.