Home / 316,065.24-474,141.60-129,033

Finding the Fourth Proportional to 316,065.24, 474,141.60 and 129,033

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Solution

The fourth proportional to 316,065.24, 474,141.60 and 129,033 is: 193,567.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,065.24 : 474,141.60 = 129,033 : x
  2. Step 2: Convert to fraction form
    316,065.24/474,141.60 = 129,033/x
  3. Step 3: Cross multiply
    316,065.24x = 474,141.60 × 129,033
  4. Step 4: Simplify right side
    316,065.24x = 61,179,913,072.80
  5. Step 5: Solve for x
    x = 61,179,913,072.80/316,065.24
  6. Step 6: Final answer
    x = 193,567.36

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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.