Home / 170,804.02-256,206.03-82,002.10

Finding the Fourth Proportional to 170,804.02, 256,206.03 and 82,002.10

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Solution

The fourth proportional to 170,804.02, 256,206.03 and 82,002.10 is: 123,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,804.02 : 256,206.03 = 82,002.10 : x
  2. Step 2: Convert to fraction form
    170,804.02/256,206.03 = 82,002.10/x
  3. Step 3: Cross multiply
    170,804.02x = 256,206.03 × 82,002.10
  4. Step 4: Simplify right side
    170,804.02x = 21,009,432,492.66
  5. Step 5: Solve for x
    x = 21,009,432,492.66/170,804.02
  6. Step 6: Final answer
    x = 123,003.15

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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.