Home / 94,986.01-142,497.38-28,420.39

Finding the Fourth Proportional to 94,986.01, 142,497.38 and 28,420.39

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Solution

The fourth proportional to 94,986.01, 142,497.38 and 28,420.39 is: 42,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,986.01 : 142,497.38 = 28,420.39 : x
  2. Step 2: Convert to fraction form
    94,986.01/142,497.38 = 28,420.39/x
  3. Step 3: Cross multiply
    94,986.01x = 142,497.38 × 28,420.39
  4. Step 4: Simplify right side
    94,986.01x = 4,049,831,113.58
  5. Step 5: Solve for x
    x = 4,049,831,113.58/94,986.01
  6. Step 6: Final answer
    x = 42,636.08

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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.