Home / 109,281,956.58-163,904,979.51-39,237,685.26

Finding the Fourth Proportional to 109,281,956.58, 163,904,979.51 and 39,237,685.26

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Solution

The fourth proportional to 109,281,956.58, 163,904,979.51 and 39,237,685.26 is: 58,850,081.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,281,956.58 : 163,904,979.51 = 39,237,685.26 : x
  2. Step 2: Convert to fraction form
    109,281,956.58/163,904,979.51 = 39,237,685.26/x
  3. Step 3: Cross multiply
    109,281,956.58x = 163,904,979.51 × 39,237,685.26
  4. Step 4: Simplify right side
    109,281,956.58x = 6,431,251,998,560,128
  5. Step 5: Solve for x
    x = 6,431,251,998,560,128/109,281,956.58
  6. Step 6: Final answer
    x = 58,850,081.02

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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.