Home / 314,899.14-472,300.02-115,172.82

Finding the Fourth Proportional to 314,899.14, 472,300.02 and 115,172.82

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Solution

The fourth proportional to 314,899.14, 472,300.02 and 115,172.82 is: 172,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,899.14 : 472,300.02 = 115,172.82 : x
  2. Step 2: Convert to fraction form
    314,899.14/472,300.02 = 115,172.82/x
  3. Step 3: Cross multiply
    314,899.14x = 472,300.02 × 115,172.82
  4. Step 4: Simplify right side
    314,899.14x = 54,396,125,189.46
  5. Step 5: Solve for x
    x = 54,396,125,189.46/314,899.14
  6. Step 6: Final answer
    x = 172,741.42

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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.