Home / 113,831,920.35-170,722,325.43-52,362,042.57

Finding the Fourth Proportional to 113,831,920.35, 170,722,325.43 and 52,362,042.57

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Solution

The fourth proportional to 113,831,920.35, 170,722,325.43 and 52,362,042.57 is: 78,531,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,831,920.35 : 170,722,325.43 = 52,362,042.57 : x
  2. Step 2: Convert to fraction form
    113,831,920.35/170,722,325.43 = 52,362,042.57/x
  3. Step 3: Cross multiply
    113,831,920.35x = 170,722,325.43 × 52,362,042.57
  4. Step 4: Simplify right side
    113,831,920.35x = 8,939,369,671,815,054
  5. Step 5: Solve for x
    x = 8,939,369,671,815,054/113,831,920.35
  6. Step 6: Final answer
    x = 78,531,308.66

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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.