Home / 75,588.14-104,179.74-55,402.22

Finding the Fourth Proportional to 75,588.14, 104,179.74 and 55,402.22

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Solution

The fourth proportional to 75,588.14, 104,179.74 and 55,402.22 is: 76,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,588.14 : 104,179.74 = 55,402.22 : x
  2. Step 2: Convert to fraction form
    75,588.14/104,179.74 = 55,402.22/x
  3. Step 3: Cross multiply
    75,588.14x = 104,179.74 × 55,402.22
  4. Step 4: Simplify right side
    75,588.14x = 5,771,788,875.02
  5. Step 5: Solve for x
    x = 5,771,788,875.02/75,588.14
  6. Step 6: Final answer
    x = 76,358.39

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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.