Home / 154,679.04-213,528.96-116,453.76

Finding the Fourth Proportional to 154,679.04, 213,528.96 and 116,453.76

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Solution

The fourth proportional to 154,679.04, 213,528.96 and 116,453.76 is: 160,760.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,679.04 : 213,528.96 = 116,453.76 : x
  2. Step 2: Convert to fraction form
    154,679.04/213,528.96 = 116,453.76/x
  3. Step 3: Cross multiply
    154,679.04x = 213,528.96 × 116,453.76
  4. Step 4: Simplify right side
    154,679.04x = 24,866,250,260.89
  5. Step 5: Solve for x
    x = 24,866,250,260.89/154,679.04
  6. Step 6: Final answer
    x = 160,760.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.