Home / 178,718.84-268,139.77-112,080.95

Finding the Fourth Proportional to 178,718.84, 268,139.77 and 112,080.95

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Solution

The fourth proportional to 178,718.84, 268,139.77 and 112,080.95 is: 168,160.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,718.84 : 268,139.77 = 112,080.95 : x
  2. Step 2: Convert to fraction form
    178,718.84/268,139.77 = 112,080.95/x
  3. Step 3: Cross multiply
    178,718.84x = 268,139.77 × 112,080.95
  4. Step 4: Simplify right side
    178,718.84x = 30,053,359,539.00
  5. Step 5: Solve for x
    x = 30,053,359,539.00/178,718.84
  6. Step 6: Final answer
    x = 168,160.00

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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.