Home / 177,797.71-266,696.83-72,616.68

Finding the Fourth Proportional to 177,797.71, 266,696.83 and 72,616.68

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Solution

The fourth proportional to 177,797.71, 266,696.83 and 72,616.68 is: 108,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,797.71 : 266,696.83 = 72,616.68 : x
  2. Step 2: Convert to fraction form
    177,797.71/266,696.83 = 72,616.68/x
  3. Step 3: Cross multiply
    177,797.71x = 266,696.83 × 72,616.68
  4. Step 4: Simplify right side
    177,797.71x = 19,366,637,497.58
  5. Step 5: Solve for x
    x = 19,366,637,497.58/177,797.71
  6. Step 6: Final answer
    x = 108,925.12

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1.5x scale

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.