Home / 109,293,239.64-163,915,713.18-31,553,257.44

Finding the Fourth Proportional to 109,293,239.64, 163,915,713.18 and 31,553,257.44

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Solution

The fourth proportional to 109,293,239.64, 163,915,713.18 and 31,553,257.44 is: 47,322,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,293,239.64 : 163,915,713.18 = 31,553,257.44 : x
  2. Step 2: Convert to fraction form
    109,293,239.64/163,915,713.18 = 31,553,257.44/x
  3. Step 3: Cross multiply
    109,293,239.64x = 163,915,713.18 × 31,553,257.44
  4. Step 4: Simplify right side
    109,293,239.64x = 5,172,074,696,429,742
  5. Step 5: Solve for x
    x = 5,172,074,696,429,742/109,293,239.64
  6. Step 6: Final answer
    x = 47,322,915.06

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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.