Home / 212,426.51-293,156.96-116,942.09

Finding the Fourth Proportional to 212,426.51, 293,156.96 and 116,942.09

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Solution

The fourth proportional to 212,426.51, 293,156.96 and 116,942.09 is: 161,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,426.51 : 293,156.96 = 116,942.09 : x
  2. Step 2: Convert to fraction form
    212,426.51/293,156.96 = 116,942.09/x
  3. Step 3: Cross multiply
    212,426.51x = 293,156.96 × 116,942.09
  4. Step 4: Simplify right side
    212,426.51x = 34,282,385,549.95
  5. Step 5: Solve for x
    x = 34,282,385,549.95/212,426.51
  6. Step 6: Final answer
    x = 161,384.69

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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.