Home / 122,178.05-183,209.56-47,333.24

Finding the Fourth Proportional to 122,178.05, 183,209.56 and 47,333.24

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Solution

The fourth proportional to 122,178.05, 183,209.56 and 47,333.24 is: 70,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,178.05 : 183,209.56 = 47,333.24 : x
  2. Step 2: Convert to fraction form
    122,178.05/183,209.56 = 47,333.24/x
  3. Step 3: Cross multiply
    122,178.05x = 183,209.56 × 47,333.24
  4. Step 4: Simplify right side
    122,178.05x = 8,671,901,039.39
  5. Step 5: Solve for x
    x = 8,671,901,039.39/122,178.05
  6. Step 6: Final answer
    x = 70,977.57

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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.