Home / 122,318.84-183,496.50-43,426.46

Finding the Fourth Proportional to 122,318.84, 183,496.50 and 43,426.46

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Solution

The fourth proportional to 122,318.84, 183,496.50 and 43,426.46 is: 65,146.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,318.84 : 183,496.50 = 43,426.46 : x
  2. Step 2: Convert to fraction form
    122,318.84/183,496.50 = 43,426.46/x
  3. Step 3: Cross multiply
    122,318.84x = 183,496.50 × 43,426.46
  4. Step 4: Simplify right side
    122,318.84x = 7,968,603,417.39
  5. Step 5: Solve for x
    x = 7,968,603,417.39/122,318.84
  6. Step 6: Final answer
    x = 65,146.17

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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.