Home / 122,636.49-184,013.05-56,071.50

Finding the Fourth Proportional to 122,636.49, 184,013.05 and 56,071.50

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Solution

The fourth proportional to 122,636.49, 184,013.05 and 56,071.50 is: 84,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,636.49 : 184,013.05 = 56,071.50 : x
  2. Step 2: Convert to fraction form
    122,636.49/184,013.05 = 56,071.50/x
  3. Step 3: Cross multiply
    122,636.49x = 184,013.05 × 56,071.50
  4. Step 4: Simplify right side
    122,636.49x = 10,317,887,733.08
  5. Step 5: Solve for x
    x = 10,317,887,733.08/122,636.49
  6. Step 6: Final answer
    x = 84,133.91

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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.