Home / 175,724.64-263,619.36-70,541.28

Finding the Fourth Proportional to 175,724.64, 263,619.36 and 70,541.28

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Solution

The fourth proportional to 175,724.64, 263,619.36 and 70,541.28 is: 105,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,724.64 : 263,619.36 = 70,541.28 : x
  2. Step 2: Convert to fraction form
    175,724.64/263,619.36 = 70,541.28/x
  3. Step 3: Cross multiply
    175,724.64x = 263,619.36 × 70,541.28
  4. Step 4: Simplify right side
    175,724.64x = 18,596,047,087.18
  5. Step 5: Solve for x
    x = 18,596,047,087.18/175,724.64
  6. Step 6: Final answer
    x = 105,824.93

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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.