Home / 211,406.24-317,075.60-61,611.50

Finding the Fourth Proportional to 211,406.24, 317,075.60 and 61,611.50

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Solution

The fourth proportional to 211,406.24, 317,075.60 and 61,611.50 is: 92,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,406.24 : 317,075.60 = 61,611.50 : x
  2. Step 2: Convert to fraction form
    211,406.24/317,075.60 = 61,611.50/x
  3. Step 3: Cross multiply
    211,406.24x = 317,075.60 × 61,611.50
  4. Step 4: Simplify right side
    211,406.24x = 19,535,504,276.12
  5. Step 5: Solve for x
    x = 19,535,504,276.12/211,406.24
  6. Step 6: Final answer
    x = 92,407.41

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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.