Home / 92,825,504.82-128,103,182.10-51,572,397.06

Finding the Fourth Proportional to 92,825,504.82, 128,103,182.10 and 51,572,397.06

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Solution

The fourth proportional to 92,825,504.82, 128,103,182.10 and 51,572,397.06 is: 71,172,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825,504.82 : 128,103,182.10 = 51,572,397.06 : x
  2. Step 2: Convert to fraction form
    92,825,504.82/128,103,182.10 = 51,572,397.06/x
  3. Step 3: Cross multiply
    92,825,504.82x = 128,103,182.10 × 51,572,397.06
  4. Step 4: Simplify right side
    92,825,504.82x = 6,606,588,171,910,685
  5. Step 5: Solve for x
    x = 6,606,588,171,910,685/92,825,504.82
  6. Step 6: Final answer
    x = 71,172,122.20

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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.