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Finding the Fourth Proportional to 213,853.01, 295,126.46 and 118,359.68

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Solution

The fourth proportional to 213,853.01, 295,126.46 and 118,359.68 is: 163,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,853.01 : 295,126.46 = 118,359.68 : x
  2. Step 2: Convert to fraction form
    213,853.01/295,126.46 = 118,359.68/x
  3. Step 3: Cross multiply
    213,853.01x = 295,126.46 × 118,359.68
  4. Step 4: Simplify right side
    213,853.01x = 34,931,073,734.52
  5. Step 5: Solve for x
    x = 34,931,073,734.52/213,853.01
  6. Step 6: Final answer
    x = 163,341.51

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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.