Home / 144,418.20-216,044.10-124,913.40

Finding the Fourth Proportional to 144,418.20, 216,044.10 and 124,913.40

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Solution

The fourth proportional to 144,418.20, 216,044.10 and 124,913.40 is: 186,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,418.20 : 216,044.10 = 124,913.40 : x
  2. Step 2: Convert to fraction form
    144,418.20/216,044.10 = 124,913.40/x
  3. Step 3: Cross multiply
    144,418.20x = 216,044.10 × 124,913.40
  4. Step 4: Simplify right side
    144,418.20x = 26,986,803,080.94
  5. Step 5: Solve for x
    x = 26,986,803,080.94/144,418.20
  6. Step 6: Final answer
    x = 186,865.67

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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.