Home / 185,916.90-278,442.84-180,802.96

Finding the Fourth Proportional to 185,916.90, 278,442.84 and 180,802.96

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Solution

The fourth proportional to 185,916.90, 278,442.84 and 180,802.96 is: 270,783.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,916.90 : 278,442.84 = 180,802.96 : x
  2. Step 2: Convert to fraction form
    185,916.90/278,442.84 = 180,802.96/x
  3. Step 3: Cross multiply
    185,916.90x = 278,442.84 × 180,802.96
  4. Step 4: Simplify right side
    185,916.90x = 50,343,289,919.32
  5. Step 5: Solve for x
    x = 50,343,289,919.32/185,916.90
  6. Step 6: Final answer
    x = 270,783.84

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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.