Home / 212,965.48-293,905.38-117,472.04

Finding the Fourth Proportional to 212,965.48, 293,905.38 and 117,472.04

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Solution

The fourth proportional to 212,965.48, 293,905.38 and 117,472.04 is: 162,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,965.48 : 293,905.38 = 117,472.04 : x
  2. Step 2: Convert to fraction form
    212,965.48/293,905.38 = 117,472.04/x
  3. Step 3: Cross multiply
    212,965.48x = 293,905.38 × 117,472.04
  4. Step 4: Simplify right side
    212,965.48x = 34,525,664,555.58
  5. Step 5: Solve for x
    x = 34,525,664,555.58/212,965.48
  6. Step 6: Final answer
    x = 162,118.60

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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.