Home / 122,673.16-183,731.10-108,486.28

Finding the Fourth Proportional to 122,673.16, 183,731.10 and 108,486.28

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Solution

The fourth proportional to 122,673.16, 183,731.10 and 108,486.28 is: 162,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,673.16 : 183,731.10 = 108,486.28 : x
  2. Step 2: Convert to fraction form
    122,673.16/183,731.10 = 108,486.28/x
  3. Step 3: Cross multiply
    122,673.16x = 183,731.10 × 108,486.28
  4. Step 4: Simplify right side
    122,673.16x = 19,932,303,559.31
  5. Step 5: Solve for x
    x = 19,932,303,559.31/122,673.16
  6. Step 6: Final answer
    x = 162,483.00

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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.