Home / 213,014.55-293,955.17-117,521.22

Finding the Fourth Proportional to 213,014.55, 293,955.17 and 117,521.22

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Solution

The fourth proportional to 213,014.55, 293,955.17 and 117,521.22 is: 162,176.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,014.55 : 293,955.17 = 117,521.22 : x
  2. Step 2: Convert to fraction form
    213,014.55/293,955.17 = 117,521.22/x
  3. Step 3: Cross multiply
    213,014.55x = 293,955.17 × 117,521.22
  4. Step 4: Simplify right side
    213,014.55x = 34,545,969,616.10
  5. Step 5: Solve for x
    x = 34,545,969,616.10/213,014.55
  6. Step 6: Final answer
    x = 162,176.57

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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.