Home / 122,890.46-184,040.40-70,140.02

Finding the Fourth Proportional to 122,890.46, 184,040.40 and 70,140.02

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Solution

The fourth proportional to 122,890.46, 184,040.40 and 70,140.02 is: 105,041.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,890.46 : 184,040.40 = 70,140.02 : x
  2. Step 2: Convert to fraction form
    122,890.46/184,040.40 = 70,140.02/x
  3. Step 3: Cross multiply
    122,890.46x = 184,040.40 × 70,140.02
  4. Step 4: Simplify right side
    122,890.46x = 12,908,597,336.81
  5. Step 5: Solve for x
    x = 12,908,597,336.81/122,890.46
  6. Step 6: Final answer
    x = 105,041.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.