Home / 116,782.16-175,157.37-45,655.31

Finding the Fourth Proportional to 116,782.16, 175,157.37 and 45,655.31

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Solution

The fourth proportional to 116,782.16, 175,157.37 and 45,655.31 is: 68,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,782.16 : 175,157.37 = 45,655.31 : x
  2. Step 2: Convert to fraction form
    116,782.16/175,157.37 = 45,655.31/x
  3. Step 3: Cross multiply
    116,782.16x = 175,157.37 × 45,655.31
  4. Step 4: Simplify right side
    116,782.16x = 7,996,864,464.03
  5. Step 5: Solve for x
    x = 7,996,864,464.03/116,782.16
  6. Step 6: Final answer
    x = 68,476.77

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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.