Home / 104,214.90-143,817.07-56,468.24

Finding the Fourth Proportional to 104,214.90, 143,817.07 and 56,468.24

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Solution

The fourth proportional to 104,214.90, 143,817.07 and 56,468.24 is: 77,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,214.90 : 143,817.07 = 56,468.24 : x
  2. Step 2: Convert to fraction form
    104,214.90/143,817.07 = 56,468.24/x
  3. Step 3: Cross multiply
    104,214.90x = 143,817.07 × 56,468.24
  4. Step 4: Simplify right side
    104,214.90x = 8,121,096,609.79
  5. Step 5: Solve for x
    x = 8,121,096,609.79/104,214.90
  6. Step 6: Final answer
    x = 77,926.44

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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.