Home / 346,234.56-519,419.16-132,986.80

Finding the Fourth Proportional to 346,234.56, 519,419.16 and 132,986.80

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Solution

The fourth proportional to 346,234.56, 519,419.16 and 132,986.80 is: 199,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,234.56 : 519,419.16 = 132,986.80 : x
  2. Step 2: Convert to fraction form
    346,234.56/519,419.16 = 132,986.80/x
  3. Step 3: Cross multiply
    346,234.56x = 519,419.16 × 132,986.80
  4. Step 4: Simplify right side
    346,234.56x = 69,075,889,349.99
  5. Step 5: Solve for x
    x = 69,075,889,349.99/346,234.56
  6. Step 6: Final answer
    x = 199,506.05

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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.