Home / 131,930,437.59-182,063,933.29-72,392,124.64

Finding the Fourth Proportional to 131,930,437.59, 182,063,933.29 and 72,392,124.64

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Solution

The fourth proportional to 131,930,437.59, 182,063,933.29 and 72,392,124.64 is: 99,901,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,930,437.59 : 182,063,933.29 = 72,392,124.64 : x
  2. Step 2: Convert to fraction form
    131,930,437.59/182,063,933.29 = 72,392,124.64/x
  3. Step 3: Cross multiply
    131,930,437.59x = 182,063,933.29 × 72,392,124.64
  4. Step 4: Simplify right side
    131,930,437.59x = 13,179,994,950,065,442
  5. Step 5: Solve for x
    x = 13,179,994,950,065,442/131,930,437.59
  6. Step 6: Final answer
    x = 99,901,093.27

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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.