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Finding the Fourth Proportional to 210,050.73, 289,866.48 and 114,551.73

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Solution

The fourth proportional to 210,050.73, 289,866.48 and 114,551.73 is: 158,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,050.73 : 289,866.48 = 114,551.73 : x
  2. Step 2: Convert to fraction form
    210,050.73/289,866.48 = 114,551.73/x
  3. Step 3: Cross multiply
    210,050.73x = 289,866.48 × 114,551.73
  4. Step 4: Simplify right side
    210,050.73x = 33,204,706,753.01
  5. Step 5: Solve for x
    x = 33,204,706,753.01/210,050.73
  6. Step 6: Final answer
    x = 158,079.46

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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.