Home / 104,199.07-143,793.81-56,452.30

Finding the Fourth Proportional to 104,199.07, 143,793.81 and 56,452.30

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Solution

The fourth proportional to 104,199.07, 143,793.81 and 56,452.30 is: 77,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,199.07 : 143,793.81 = 56,452.30 : x
  2. Step 2: Convert to fraction form
    104,199.07/143,793.81 = 56,452.30/x
  3. Step 3: Cross multiply
    104,199.07x = 143,793.81 × 56,452.30
  4. Step 4: Simplify right side
    104,199.07x = 8,117,491,300.26
  5. Step 5: Solve for x
    x = 8,117,491,300.26/104,199.07
  6. Step 6: Final answer
    x = 77,903.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.