Home / 130,443.84-195,753.46-46,203.72

Finding the Fourth Proportional to 130,443.84, 195,753.46 and 46,203.72

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Solution

The fourth proportional to 130,443.84, 195,753.46 and 46,203.72 is: 69,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,443.84 : 195,753.46 = 46,203.72 : x
  2. Step 2: Convert to fraction form
    130,443.84/195,753.46 = 46,203.72/x
  3. Step 3: Cross multiply
    130,443.84x = 195,753.46 × 46,203.72
  4. Step 4: Simplify right side
    130,443.84x = 9,044,538,054.87
  5. Step 5: Solve for x
    x = 9,044,538,054.87/130,443.84
  6. Step 6: Final answer
    x = 69,336.64

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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.