Home / 112,902,933.44-169,334,197.74-71,840,397.35

Finding the Fourth Proportional to 112,902,933.44, 169,334,197.74 and 71,840,397.35

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Solution

The fourth proportional to 112,902,933.44, 169,334,197.74 and 71,840,397.35 is: 107,747,741.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,902,933.44 : 169,334,197.74 = 71,840,397.35 : x
  2. Step 2: Convert to fraction form
    112,902,933.44/169,334,197.74 = 71,840,397.35/x
  3. Step 3: Cross multiply
    112,902,933.44x = 169,334,197.74 × 71,840,397.35
  4. Step 4: Simplify right side
    112,902,933.44x = 12,165,036,049,738,402
  5. Step 5: Solve for x
    x = 12,165,036,049,738,402/112,902,933.44
  6. Step 6: Final answer
    x = 107,747,741.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.