Home / 316,185.31-474,284.13-116,402.86

Finding the Fourth Proportional to 316,185.31, 474,284.13 and 116,402.86

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Solution

The fourth proportional to 316,185.31, 474,284.13 and 116,402.86 is: 174,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,185.31 : 474,284.13 = 116,402.86 : x
  2. Step 2: Convert to fraction form
    316,185.31/474,284.13 = 116,402.86/x
  3. Step 3: Cross multiply
    316,185.31x = 474,284.13 × 116,402.86
  4. Step 4: Simplify right side
    316,185.31x = 55,208,026,813.19
  5. Step 5: Solve for x
    x = 55,208,026,813.19/316,185.31
  6. Step 6: Final answer
    x = 174,606.55

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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.