Home / 144,386.76-216,604.86-49,612.44

Finding the Fourth Proportional to 144,386.76, 216,604.86 and 49,612.44

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Solution

The fourth proportional to 144,386.76, 216,604.86 and 49,612.44 is: 74,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,386.76 : 216,604.86 = 49,612.44 : x
  2. Step 2: Convert to fraction form
    144,386.76/216,604.86 = 49,612.44/x
  3. Step 3: Cross multiply
    144,386.76x = 216,604.86 × 49,612.44
  4. Step 4: Simplify right side
    144,386.76x = 10,746,295,620.46
  5. Step 5: Solve for x
    x = 10,746,295,620.46/144,386.76
  6. Step 6: Final answer
    x = 74,427.15

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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.