Home / 92,093,391.18-138,071,985.21-55,693,689.24

Finding the Fourth Proportional to 92,093,391.18, 138,071,985.21 and 55,693,689.24

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Solution

The fourth proportional to 92,093,391.18, 138,071,985.21 and 55,693,689.24 is: 83,499,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,093,391.18 : 138,071,985.21 = 55,693,689.24 : x
  2. Step 2: Convert to fraction form
    92,093,391.18/138,071,985.21 = 55,693,689.24/x
  3. Step 3: Cross multiply
    92,093,391.18x = 138,071,985.21 × 55,693,689.24
  4. Step 4: Simplify right side
    92,093,391.18x = 7,689,738,237,035,617
  5. Step 5: Solve for x
    x = 7,689,738,237,035,617/92,093,391.18
  6. Step 6: Final answer
    x = 83,499,349.29

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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.