Home / 104,211.42-156,316.65-25,325.79

Finding the Fourth Proportional to 104,211.42, 156,316.65 and 25,325.79

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Solution

The fourth proportional to 104,211.42, 156,316.65 and 25,325.79 is: 37,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,211.42 : 156,316.65 = 25,325.79 : x
  2. Step 2: Convert to fraction form
    104,211.42/156,316.65 = 25,325.79/x
  3. Step 3: Cross multiply
    104,211.42x = 156,316.65 × 25,325.79
  4. Step 4: Simplify right side
    104,211.42x = 3,958,842,651.40
  5. Step 5: Solve for x
    x = 3,958,842,651.40/104,211.42
  6. Step 6: Final answer
    x = 37,988.57

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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.