Home / 212,466.14-293,137.08-120,570.20

Finding the Fourth Proportional to 212,466.14, 293,137.08 and 120,570.20

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Solution

The fourth proportional to 212,466.14, 293,137.08 and 120,570.20 is: 166,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,466.14 : 293,137.08 = 120,570.20 : x
  2. Step 2: Convert to fraction form
    212,466.14/293,137.08 = 120,570.20/x
  3. Step 3: Cross multiply
    212,466.14x = 293,137.08 × 120,570.20
  4. Step 4: Simplify right side
    212,466.14x = 35,343,596,363.02
  5. Step 5: Solve for x
    x = 35,343,596,363.02/212,466.14
  6. Step 6: Final answer
    x = 166,349.31

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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.