Home / 94,840.91-142,259.94-28,281.32

Finding the Fourth Proportional to 94,840.91, 142,259.94 and 28,281.32

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Solution

The fourth proportional to 94,840.91, 142,259.94 and 28,281.32 is: 42,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,840.91 : 142,259.94 = 28,281.32 : x
  2. Step 2: Convert to fraction form
    94,840.91/142,259.94 = 28,281.32/x
  3. Step 3: Cross multiply
    94,840.91x = 142,259.94 × 28,281.32
  4. Step 4: Simplify right side
    94,840.91x = 4,023,298,175.02
  5. Step 5: Solve for x
    x = 4,023,298,175.02/94,840.91
  6. Step 6: Final answer
    x = 42,421.55

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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.