Home / 116,359.26-174,538.89-76,908.21

Finding the Fourth Proportional to 116,359.26, 174,538.89 and 76,908.21

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Solution

The fourth proportional to 116,359.26, 174,538.89 and 76,908.21 is: 115,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,359.26 : 174,538.89 = 76,908.21 : x
  2. Step 2: Convert to fraction form
    116,359.26/174,538.89 = 76,908.21/x
  3. Step 3: Cross multiply
    116,359.26x = 174,538.89 × 76,908.21
  4. Step 4: Simplify right side
    116,359.26x = 13,423,473,605.29
  5. Step 5: Solve for x
    x = 13,423,473,605.29/116,359.26
  6. Step 6: Final answer
    x = 115,362.32

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1.5x scale

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.