Home / 178,211.61-245,929.77-97,634.43

Finding the Fourth Proportional to 178,211.61, 245,929.77 and 97,634.43

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Solution

The fourth proportional to 178,211.61, 245,929.77 and 97,634.43 is: 134,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,211.61 : 245,929.77 = 97,634.43 : x
  2. Step 2: Convert to fraction form
    178,211.61/245,929.77 = 97,634.43/x
  3. Step 3: Cross multiply
    178,211.61x = 245,929.77 × 97,634.43
  4. Step 4: Simplify right side
    178,211.61x = 24,011,212,913.98
  5. Step 5: Solve for x
    x = 24,011,212,913.98/178,211.61
  6. Step 6: Final answer
    x = 134,734.28

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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.