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Finding the Fourth Proportional to 264,065.81, 364,400.98 and 156,571.52

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Solution

The fourth proportional to 264,065.81, 364,400.98 and 156,571.52 is: 216,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,065.81 : 364,400.98 = 156,571.52 : x
  2. Step 2: Convert to fraction form
    264,065.81/364,400.98 = 156,571.52/x
  3. Step 3: Cross multiply
    264,065.81x = 364,400.98 × 156,571.52
  4. Step 4: Simplify right side
    264,065.81x = 57,054,813,114.66
  5. Step 5: Solve for x
    x = 57,054,813,114.66/264,065.81
  6. Step 6: Final answer
    x = 216,062.86

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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.