Home / 272,959.42-376,680.14-152,105.80

Finding the Fourth Proportional to 272,959.42, 376,680.14 and 152,105.80

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Solution

The fourth proportional to 272,959.42, 376,680.14 and 152,105.80 is: 209,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,959.42 : 376,680.14 = 152,105.80 : x
  2. Step 2: Convert to fraction form
    272,959.42/376,680.14 = 152,105.80/x
  3. Step 3: Cross multiply
    272,959.42x = 376,680.14 × 152,105.80
  4. Step 4: Simplify right side
    272,959.42x = 57,295,234,038.81
  5. Step 5: Solve for x
    x = 57,295,234,038.81/272,959.42
  6. Step 6: Final answer
    x = 209,903.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.