Home / 52,867.86-79,276.68-30,688.04

Finding the Fourth Proportional to 52,867.86, 79,276.68 and 30,688.04

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Solution

The fourth proportional to 52,867.86, 79,276.68 and 30,688.04 is: 46,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,867.86 : 79,276.68 = 30,688.04 : x
  2. Step 2: Convert to fraction form
    52,867.86/79,276.68 = 30,688.04/x
  3. Step 3: Cross multiply
    52,867.86x = 79,276.68 × 30,688.04
  4. Step 4: Simplify right side
    52,867.86x = 2,432,845,926.91
  5. Step 5: Solve for x
    x = 2,432,845,926.91/52,867.86
  6. Step 6: Final answer
    x = 46,017.48

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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.