Home / 310,318.09-465,513.59-110,666.86

Finding the Fourth Proportional to 310,318.09, 465,513.59 and 110,666.86

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Solution

The fourth proportional to 310,318.09, 465,513.59 and 110,666.86 is: 166,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,318.09 : 465,513.59 = 110,666.86 : x
  2. Step 2: Convert to fraction form
    310,318.09/465,513.59 = 110,666.86/x
  3. Step 3: Cross multiply
    310,318.09x = 465,513.59 × 110,666.86
  4. Step 4: Simplify right side
    310,318.09x = 51,516,927,292.63
  5. Step 5: Solve for x
    x = 51,516,927,292.63/310,318.09
  6. Step 6: Final answer
    x = 166,013.29

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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.