Home / 122,547.20-183,845.36-55,969.44

Finding the Fourth Proportional to 122,547.20, 183,845.36 and 55,969.44

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Solution

The fourth proportional to 122,547.20, 183,845.36 and 55,969.44 is: 83,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,547.20 : 183,845.36 = 55,969.44 : x
  2. Step 2: Convert to fraction form
    122,547.20/183,845.36 = 55,969.44/x
  3. Step 3: Cross multiply
    122,547.20x = 183,845.36 × 55,969.44
  4. Step 4: Simplify right side
    122,547.20x = 10,289,721,845.80
  5. Step 5: Solve for x
    x = 10,289,721,845.80/122,547.20
  6. Step 6: Final answer
    x = 83,965.38

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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.