Home / 212,847.90-293,729.85-117,356.10

Finding the Fourth Proportional to 212,847.90, 293,729.85 and 117,356.10

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Solution

The fourth proportional to 212,847.90, 293,729.85 and 117,356.10 is: 161,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,847.90 : 293,729.85 = 117,356.10 : x
  2. Step 2: Convert to fraction form
    212,847.90/293,729.85 = 117,356.10/x
  3. Step 3: Cross multiply
    212,847.90x = 293,729.85 × 117,356.10
  4. Step 4: Simplify right side
    212,847.90x = 34,470,989,649.59
  5. Step 5: Solve for x
    x = 34,470,989,649.59/212,847.90
  6. Step 6: Final answer
    x = 161,951.28

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1.5x scale

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.