Home / 144,544.66-216,815.76-112,981.26

Finding the Fourth Proportional to 144,544.66, 216,815.76 and 112,981.26

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Solution

The fourth proportional to 144,544.66, 216,815.76 and 112,981.26 is: 169,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,544.66 : 216,815.76 = 112,981.26 : x
  2. Step 2: Convert to fraction form
    144,544.66/216,815.76 = 112,981.26/x
  3. Step 3: Cross multiply
    144,544.66x = 216,815.76 × 112,981.26
  4. Step 4: Simplify right side
    144,544.66x = 24,496,117,752.66
  5. Step 5: Solve for x
    x = 24,496,117,752.66/144,544.66
  6. Step 6: Final answer
    x = 169,470.93

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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.