Home / 42,097.11-63,145.73-28,084.51

Finding the Fourth Proportional to 42,097.11, 63,145.73 and 28,084.51

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Solution

The fourth proportional to 42,097.11, 63,145.73 and 28,084.51 is: 42,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,097.11 : 63,145.73 = 28,084.51 : x
  2. Step 2: Convert to fraction form
    42,097.11/63,145.73 = 28,084.51/x
  3. Step 3: Cross multiply
    42,097.11x = 63,145.73 × 28,084.51
  4. Step 4: Simplify right side
    42,097.11x = 1,773,416,885.64
  5. Step 5: Solve for x
    x = 1,773,416,885.64/42,097.11
  6. Step 6: Final answer
    x = 42,126.81

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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.