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Finding the Fourth Proportional to 235,114.82, 324,557.72 and 158,737.32

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Solution

The fourth proportional to 235,114.82, 324,557.72 and 158,737.32 is: 219,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,114.82 : 324,557.72 = 158,737.32 : x
  2. Step 2: Convert to fraction form
    235,114.82/324,557.72 = 158,737.32/x
  3. Step 3: Cross multiply
    235,114.82x = 324,557.72 × 158,737.32
  4. Step 4: Simplify right side
    235,114.82x = 51,519,422,459.69
  5. Step 5: Solve for x
    x = 51,519,422,459.69/235,114.82
  6. Step 6: Final answer
    x = 219,124.52

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1.5x scale

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.