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Finding the Fourth Proportional to 213,000.62, 293,941.85 and 117,507.29

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Solution

The fourth proportional to 213,000.62, 293,941.85 and 117,507.29 is: 162,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,000.62 : 293,941.85 = 117,507.29 : x
  2. Step 2: Convert to fraction form
    213,000.62/293,941.85 = 117,507.29/x
  3. Step 3: Cross multiply
    213,000.62x = 293,941.85 × 117,507.29
  4. Step 4: Simplify right side
    213,000.62x = 34,540,308,153.84
  5. Step 5: Solve for x
    x = 34,540,308,153.84/213,000.62
  6. Step 6: Final answer
    x = 162,160.60

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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.