Home / 212,823.09-293,692.37-117,338.67

Finding the Fourth Proportional to 212,823.09, 293,692.37 and 117,338.67

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Solution

The fourth proportional to 212,823.09, 293,692.37 and 117,338.67 is: 161,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,823.09 : 293,692.37 = 117,338.67 : x
  2. Step 2: Convert to fraction form
    212,823.09/293,692.37 = 117,338.67/x
  3. Step 3: Cross multiply
    212,823.09x = 293,692.37 × 117,338.67
  4. Step 4: Simplify right side
    212,823.09x = 34,461,471,498.25
  5. Step 5: Solve for x
    x = 34,461,471,498.25/212,823.09
  6. Step 6: Final answer
    x = 161,925.44

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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.