Home / 101,295.04-151,785.60-76,308.16

Finding the Fourth Proportional to 101,295.04, 151,785.60 and 76,308.16

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Solution

The fourth proportional to 101,295.04, 151,785.60 and 76,308.16 is: 114,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,295.04 : 151,785.60 = 76,308.16 : x
  2. Step 2: Convert to fraction form
    101,295.04/151,785.60 = 76,308.16/x
  3. Step 3: Cross multiply
    101,295.04x = 151,785.60 × 76,308.16
  4. Step 4: Simplify right side
    101,295.04x = 11,582,479,850.50
  5. Step 5: Solve for x
    x = 11,582,479,850.50/101,295.04
  6. Step 6: Final answer
    x = 114,344.00

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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.