Home / 94,876.21-142,338.96-28,316.34

Finding the Fourth Proportional to 94,876.21, 142,338.96 and 28,316.34

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Solution

The fourth proportional to 94,876.21, 142,338.96 and 28,316.34 is: 42,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,876.21 : 142,338.96 = 28,316.34 : x
  2. Step 2: Convert to fraction form
    94,876.21/142,338.96 = 28,316.34/x
  3. Step 3: Cross multiply
    94,876.21x = 142,338.96 × 28,316.34
  4. Step 4: Simplify right side
    94,876.21x = 4,030,518,386.61
  5. Step 5: Solve for x
    x = 4,030,518,386.61/94,876.21
  6. Step 6: Final answer
    x = 42,481.87

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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.