Home / 119,875.20-179,755.32-56,642.67

Finding the Fourth Proportional to 119,875.20, 179,755.32 and 56,642.67

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Solution

The fourth proportional to 119,875.20, 179,755.32 and 56,642.67 is: 84,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,875.20 : 179,755.32 = 56,642.67 : x
  2. Step 2: Convert to fraction form
    119,875.20/179,755.32 = 56,642.67/x
  3. Step 3: Cross multiply
    119,875.20x = 179,755.32 × 56,642.67
  4. Step 4: Simplify right side
    119,875.20x = 10,181,821,271.50
  5. Step 5: Solve for x
    x = 10,181,821,271.50/119,875.20
  6. Step 6: Final answer
    x = 84,936.84

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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.