Home / 234,518.16-351,826.52-76,734.32

Finding the Fourth Proportional to 234,518.16, 351,826.52 and 76,734.32

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Solution

The fourth proportional to 234,518.16, 351,826.52 and 76,734.32 is: 115,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,518.16 : 351,826.52 = 76,734.32 : x
  2. Step 2: Convert to fraction form
    234,518.16/351,826.52 = 76,734.32/x
  3. Step 3: Cross multiply
    234,518.16x = 351,826.52 × 76,734.32
  4. Step 4: Simplify right side
    234,518.16x = 26,997,168,770.17
  5. Step 5: Solve for x
    x = 26,997,168,770.17/234,518.16
  6. Step 6: Final answer
    x = 115,117.60

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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.