Home / 175,719.40-263,579.10-173,386.60

Finding the Fourth Proportional to 175,719.40, 263,579.10 and 173,386.60

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Solution

The fourth proportional to 175,719.40, 263,579.10 and 173,386.60 is: 260,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,719.40 : 263,579.10 = 173,386.60 : x
  2. Step 2: Convert to fraction form
    175,719.40/263,579.10 = 173,386.60/x
  3. Step 3: Cross multiply
    175,719.40x = 263,579.10 × 173,386.60
  4. Step 4: Simplify right side
    175,719.40x = 45,701,083,980.06
  5. Step 5: Solve for x
    x = 45,701,083,980.06/175,719.40
  6. Step 6: Final answer
    x = 260,079.90

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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.