Home / 155,841.90-233,595.18-67,137.18

Finding the Fourth Proportional to 155,841.90, 233,595.18 and 67,137.18

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Solution

The fourth proportional to 155,841.90, 233,595.18 and 67,137.18 is: 100,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,841.90 : 233,595.18 = 67,137.18 : x
  2. Step 2: Convert to fraction form
    155,841.90/233,595.18 = 67,137.18/x
  3. Step 3: Cross multiply
    155,841.90x = 233,595.18 × 67,137.18
  4. Step 4: Simplify right side
    155,841.90x = 15,682,921,646.79
  5. Step 5: Solve for x
    x = 15,682,921,646.79/155,841.90
  6. Step 6: Final answer
    x = 100,633.54

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1.5x scale

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.