Home / 316,111.28-474,353.75-116,571.79

Finding the Fourth Proportional to 316,111.28, 474,353.75 and 116,571.79

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Solution

The fourth proportional to 316,111.28, 474,353.75 and 116,571.79 is: 174,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,111.28 : 474,353.75 = 116,571.79 : x
  2. Step 2: Convert to fraction form
    316,111.28/474,353.75 = 116,571.79/x
  3. Step 3: Cross multiply
    316,111.28x = 474,353.75 × 116,571.79
  4. Step 4: Simplify right side
    316,111.28x = 55,296,265,730.71
  5. Step 5: Solve for x
    x = 55,296,265,730.71/316,111.28
  6. Step 6: Final answer
    x = 174,926.58

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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.