Home / 161,043.68-241,578.20-42,715.04

Finding the Fourth Proportional to 161,043.68, 241,578.20 and 42,715.04

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Solution

The fourth proportional to 161,043.68, 241,578.20 and 42,715.04 is: 64,075.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,043.68 : 241,578.20 = 42,715.04 : x
  2. Step 2: Convert to fraction form
    161,043.68/241,578.20 = 42,715.04/x
  3. Step 3: Cross multiply
    161,043.68x = 241,578.20 × 42,715.04
  4. Step 4: Simplify right side
    161,043.68x = 10,319,021,375.02
  5. Step 5: Solve for x
    x = 10,319,021,375.02/161,043.68
  6. Step 6: Final answer
    x = 64,075.92

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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.