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Finding the Fourth Proportional to 174,570.72, 240,896.88 and 102,953.76

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Solution

The fourth proportional to 174,570.72, 240,896.88 and 102,953.76 is: 142,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,570.72 : 240,896.88 = 102,953.76 : x
  2. Step 2: Convert to fraction form
    174,570.72/240,896.88 = 102,953.76/x
  3. Step 3: Cross multiply
    174,570.72x = 240,896.88 × 102,953.76
  4. Step 4: Simplify right side
    174,570.72x = 24,801,239,568.27
  5. Step 5: Solve for x
    x = 24,801,239,568.27/174,570.72
  6. Step 6: Final answer
    x = 142,069.87

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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.