Home / 116,666.16-174,960.31-45,570.36

Finding the Fourth Proportional to 116,666.16, 174,960.31 and 45,570.36

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Solution

The fourth proportional to 116,666.16, 174,960.31 and 45,570.36 is: 68,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,666.16 : 174,960.31 = 45,570.36 : x
  2. Step 2: Convert to fraction form
    116,666.16/174,960.31 = 45,570.36/x
  3. Step 3: Cross multiply
    116,666.16x = 174,960.31 × 45,570.36
  4. Step 4: Simplify right side
    116,666.16x = 7,973,004,312.41
  5. Step 5: Solve for x
    x = 7,973,004,312.41/116,666.16
  6. Step 6: Final answer
    x = 68,340.33

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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.