Home / 135,386.02-202,958.48-64,264.78

Finding the Fourth Proportional to 135,386.02, 202,958.48 and 64,264.78

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Solution

The fourth proportional to 135,386.02, 202,958.48 and 64,264.78 is: 96,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,386.02 : 202,958.48 = 64,264.78 : x
  2. Step 2: Convert to fraction form
    135,386.02/202,958.48 = 64,264.78/x
  3. Step 3: Cross multiply
    135,386.02x = 202,958.48 × 64,264.78
  4. Step 4: Simplify right side
    135,386.02x = 13,043,081,745.01
  5. Step 5: Solve for x
    x = 13,043,081,745.01/135,386.02
  6. Step 6: Final answer
    x = 96,339.95

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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.