Home / 136,290.02-204,335.24-64,218.38

Finding the Fourth Proportional to 136,290.02, 204,335.24 and 64,218.38

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Solution

The fourth proportional to 136,290.02, 204,335.24 and 64,218.38 is: 96,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,290.02 : 204,335.24 = 64,218.38 : x
  2. Step 2: Convert to fraction form
    136,290.02/204,335.24 = 64,218.38/x
  3. Step 3: Cross multiply
    136,290.02x = 204,335.24 × 64,218.38
  4. Step 4: Simplify right side
    136,290.02x = 13,122,076,746.94
  5. Step 5: Solve for x
    x = 13,122,076,746.94/136,290.02
  6. Step 6: Final answer
    x = 96,280.54

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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.