Home / 357,026.60-535,541.73-120,371.33

Finding the Fourth Proportional to 357,026.60, 535,541.73 and 120,371.33

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Solution

The fourth proportional to 357,026.60, 535,541.73 and 120,371.33 is: 180,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,026.60 : 535,541.73 = 120,371.33 : x
  2. Step 2: Convert to fraction form
    357,026.60/535,541.73 = 120,371.33/x
  3. Step 3: Cross multiply
    357,026.60x = 535,541.73 × 120,371.33
  4. Step 4: Simplify right side
    357,026.60x = 64,463,871,198.06
  5. Step 5: Solve for x
    x = 64,463,871,198.06/357,026.60
  6. Step 6: Final answer
    x = 180,557.61

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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.