Home / 171,790.80-257,692.68-47,141.52

Finding the Fourth Proportional to 171,790.80, 257,692.68 and 47,141.52

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Solution

The fourth proportional to 171,790.80, 257,692.68 and 47,141.52 is: 70,714.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,790.80 : 257,692.68 = 47,141.52 : x
  2. Step 2: Convert to fraction form
    171,790.80/257,692.68 = 47,141.52/x
  3. Step 3: Cross multiply
    171,790.80x = 257,692.68 × 47,141.52
  4. Step 4: Simplify right side
    171,790.80x = 12,148,024,628.07
  5. Step 5: Solve for x
    x = 12,148,024,628.07/171,790.80
  6. Step 6: Final answer
    x = 70,714.06

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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.