Home / 239,733.18-359,488.53-139,922.22

Finding the Fourth Proportional to 239,733.18, 359,488.53 and 139,922.22

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Solution

The fourth proportional to 239,733.18, 359,488.53 and 139,922.22 is: 209,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,733.18 : 359,488.53 = 139,922.22 : x
  2. Step 2: Convert to fraction form
    239,733.18/359,488.53 = 139,922.22/x
  3. Step 3: Cross multiply
    239,733.18x = 359,488.53 × 139,922.22
  4. Step 4: Simplify right side
    239,733.18x = 50,300,433,182.14
  5. Step 5: Solve for x
    x = 50,300,433,182.14/239,733.18
  6. Step 6: Final answer
    x = 209,818.40

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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.