Home / 147,025.46-220,566.90-47,177.98

Finding the Fourth Proportional to 147,025.46, 220,566.90 and 47,177.98

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Solution

The fourth proportional to 147,025.46, 220,566.90 and 47,177.98 is: 70,776.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,025.46 : 220,566.90 = 47,177.98 : x
  2. Step 2: Convert to fraction form
    147,025.46/220,566.90 = 47,177.98/x
  3. Step 3: Cross multiply
    147,025.46x = 220,566.90 × 47,177.98
  4. Step 4: Simplify right side
    147,025.46x = 10,405,900,422.36
  5. Step 5: Solve for x
    x = 10,405,900,422.36/147,025.46
  6. Step 6: Final answer
    x = 70,776.18

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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.