Home / 219,632.10-329,812.53-137,050.98

Finding the Fourth Proportional to 219,632.10, 329,812.53 and 137,050.98

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Solution

The fourth proportional to 219,632.10, 329,812.53 and 137,050.98 is: 205,803.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,632.10 : 329,812.53 = 137,050.98 : x
  2. Step 2: Convert to fraction form
    219,632.10/329,812.53 = 137,050.98/x
  3. Step 3: Cross multiply
    219,632.10x = 329,812.53 × 137,050.98
  4. Step 4: Simplify right side
    219,632.10x = 45,201,130,452.78
  5. Step 5: Solve for x
    x = 45,201,130,452.78/219,632.10
  6. Step 6: Final answer
    x = 205,803.84

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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.