Home / 94,835.16-142,277.94-28,275.48

Finding the Fourth Proportional to 94,835.16, 142,277.94 and 28,275.48

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Solution

The fourth proportional to 94,835.16, 142,277.94 and 28,275.48 is: 42,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,835.16 : 142,277.94 = 28,275.48 : x
  2. Step 2: Convert to fraction form
    94,835.16/142,277.94 = 28,275.48/x
  3. Step 3: Cross multiply
    94,835.16x = 142,277.94 × 28,275.48
  4. Step 4: Simplify right side
    94,835.16x = 4,022,977,046.91
  5. Step 5: Solve for x
    x = 4,022,977,046.91/94,835.16
  6. Step 6: Final answer
    x = 42,420.73

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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.