Home / 51,092.20-70,514.58-31,991.05

Finding the Fourth Proportional to 51,092.20, 70,514.58 and 31,991.05

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Solution

The fourth proportional to 51,092.20, 70,514.58 and 31,991.05 is: 44,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,092.20 : 70,514.58 = 31,991.05 : x
  2. Step 2: Convert to fraction form
    51,092.20/70,514.58 = 31,991.05/x
  3. Step 3: Cross multiply
    51,092.20x = 70,514.58 × 31,991.05
  4. Step 4: Simplify right side
    51,092.20x = 2,255,835,454.51
  5. Step 5: Solve for x
    x = 2,255,835,454.51/51,092.20
  6. Step 6: Final answer
    x = 44,152.25

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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.