Home / 79,588.12-119,341.10-23,420.94

Finding the Fourth Proportional to 79,588.12, 119,341.10 and 23,420.94

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Solution

The fourth proportional to 79,588.12, 119,341.10 and 23,420.94 is: 35,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,588.12 : 119,341.10 = 23,420.94 : x
  2. Step 2: Convert to fraction form
    79,588.12/119,341.10 = 23,420.94/x
  3. Step 3: Cross multiply
    79,588.12x = 119,341.10 × 23,420.94
  4. Step 4: Simplify right side
    79,588.12x = 2,795,080,742.63
  5. Step 5: Solve for x
    x = 2,795,080,742.63/79,588.12
  6. Step 6: Final answer
    x = 35,119.32

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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.