Home / 119,840.76-179,761.18-40,955.66

Finding the Fourth Proportional to 119,840.76, 179,761.18 and 40,955.66

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Solution

The fourth proportional to 119,840.76, 179,761.18 and 40,955.66 is: 61,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,840.76 : 179,761.18 = 40,955.66 : x
  2. Step 2: Convert to fraction form
    119,840.76/179,761.18 = 40,955.66/x
  3. Step 3: Cross multiply
    119,840.76x = 179,761.18 × 40,955.66
  4. Step 4: Simplify right side
    119,840.76x = 7,362,237,769.28
  5. Step 5: Solve for x
    x = 7,362,237,769.28/119,840.76
  6. Step 6: Final answer
    x = 61,433.50

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1.5x scale

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.