Home / 119,027.12-178,453.17-56,741.36

Finding the Fourth Proportional to 119,027.12, 178,453.17 and 56,741.36

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Solution

The fourth proportional to 119,027.12, 178,453.17 and 56,741.36 is: 85,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,027.12 : 178,453.17 = 56,741.36 : x
  2. Step 2: Convert to fraction form
    119,027.12/178,453.17 = 56,741.36/x
  3. Step 3: Cross multiply
    119,027.12x = 178,453.17 × 56,741.36
  4. Step 4: Simplify right side
    119,027.12x = 10,125,674,669.85
  5. Step 5: Solve for x
    x = 10,125,674,669.85/119,027.12
  6. Step 6: Final answer
    x = 85,070.32

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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.