Home / 212,018.45-318,025.02-62,253.33

Finding the Fourth Proportional to 212,018.45, 318,025.02 and 62,253.33

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Solution

The fourth proportional to 212,018.45, 318,025.02 and 62,253.33 is: 93,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,018.45 : 318,025.02 = 62,253.33 : x
  2. Step 2: Convert to fraction form
    212,018.45/318,025.02 = 62,253.33/x
  3. Step 3: Cross multiply
    212,018.45x = 318,025.02 × 62,253.33
  4. Step 4: Simplify right side
    212,018.45x = 19,798,116,518.32
  5. Step 5: Solve for x
    x = 19,798,116,518.32/212,018.45
  6. Step 6: Final answer
    x = 93,379.22

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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.