Home / 87,779,309.58-131,573,927.37-57,095,816.22

Finding the Fourth Proportional to 87,779,309.58, 131,573,927.37 and 57,095,816.22

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Solution

The fourth proportional to 87,779,309.58, 131,573,927.37 and 57,095,816.22 is: 85,581,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,779,309.58 : 131,573,927.37 = 57,095,816.22 : x
  2. Step 2: Convert to fraction form
    87,779,309.58/131,573,927.37 = 57,095,816.22/x
  3. Step 3: Cross multiply
    87,779,309.58x = 131,573,927.37 × 57,095,816.22
  4. Step 4: Simplify right side
    87,779,309.58x = 7,512,320,776,675,257
  5. Step 5: Solve for x
    x = 7,512,320,776,675,257/87,779,309.58
  6. Step 6: Final answer
    x = 85,581,907.77

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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.