Home / 175,407.70-263,139.12-57,051.37

Finding the Fourth Proportional to 175,407.70, 263,139.12 and 57,051.37

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Solution

The fourth proportional to 175,407.70, 263,139.12 and 57,051.37 is: 85,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,407.70 : 263,139.12 = 57,051.37 : x
  2. Step 2: Convert to fraction form
    175,407.70/263,139.12 = 57,051.37/x
  3. Step 3: Cross multiply
    175,407.70x = 263,139.12 × 57,051.37
  4. Step 4: Simplify right side
    175,407.70x = 15,012,447,011.34
  5. Step 5: Solve for x
    x = 15,012,447,011.34/175,407.70
  6. Step 6: Final answer
    x = 85,586.02

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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.