Home / 220,371.02-304,130.45-123,573.33

Finding the Fourth Proportional to 220,371.02, 304,130.45 and 123,573.33

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Solution

The fourth proportional to 220,371.02, 304,130.45 and 123,573.33 is: 170,541.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,371.02 : 304,130.45 = 123,573.33 : x
  2. Step 2: Convert to fraction form
    220,371.02/304,130.45 = 123,573.33/x
  3. Step 3: Cross multiply
    220,371.02x = 304,130.45 × 123,573.33
  4. Step 4: Simplify right side
    220,371.02x = 37,582,411,843.03
  5. Step 5: Solve for x
    x = 37,582,411,843.03/220,371.02
  6. Step 6: Final answer
    x = 170,541.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.