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Finding the Fourth Proportional to 240,746.33, 360,873.45 and 156,675.31

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Solution

The fourth proportional to 240,746.33, 360,873.45 and 156,675.31 is: 234,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,746.33 : 360,873.45 = 156,675.31 : x
  2. Step 2: Convert to fraction form
    240,746.33/360,873.45 = 156,675.31/x
  3. Step 3: Cross multiply
    240,746.33x = 360,873.45 × 156,675.31
  4. Step 4: Simplify right side
    240,746.33x = 56,539,961,217.90
  5. Step 5: Solve for x
    x = 56,539,961,217.90/240,746.33
  6. Step 6: Final answer
    x = 234,852.85

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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.