Home / 212,764.59-293,611.50-117,280.17

Finding the Fourth Proportional to 212,764.59, 293,611.50 and 117,280.17

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Solution

The fourth proportional to 212,764.59, 293,611.50 and 117,280.17 is: 161,844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,764.59 : 293,611.50 = 117,280.17 : x
  2. Step 2: Convert to fraction form
    212,764.59/293,611.50 = 117,280.17/x
  3. Step 3: Cross multiply
    212,764.59x = 293,611.50 × 117,280.17
  4. Step 4: Simplify right side
    212,764.59x = 34,434,806,633.96
  5. Step 5: Solve for x
    x = 34,434,806,633.96/212,764.59
  6. Step 6: Final answer
    x = 161,844.63

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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.