Home / 122,891.46-184,041.90-70,141.02

Finding the Fourth Proportional to 122,891.46, 184,041.90 and 70,141.02

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Solution

The fourth proportional to 122,891.46, 184,041.90 and 70,141.02 is: 105,042.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,891.46 : 184,041.90 = 70,141.02 : x
  2. Step 2: Convert to fraction form
    122,891.46/184,041.90 = 70,141.02/x
  3. Step 3: Cross multiply
    122,891.46x = 184,041.90 × 70,141.02
  4. Step 4: Simplify right side
    122,891.46x = 12,908,886,588.74
  5. Step 5: Solve for x
    x = 12,908,886,588.74/122,891.46
  6. Step 6: Final answer
    x = 105,042.99

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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.