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Finding the Fourth Proportional to 56,809.67, 78,397.43 and 32,950.22

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Solution

The fourth proportional to 56,809.67, 78,397.43 and 32,950.22 is: 45,471.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,809.67 : 78,397.43 = 32,950.22 : x
  2. Step 2: Convert to fraction form
    56,809.67/78,397.43 = 32,950.22/x
  3. Step 3: Cross multiply
    56,809.67x = 78,397.43 × 32,950.22
  4. Step 4: Simplify right side
    56,809.67x = 2,583,212,009.20
  5. Step 5: Solve for x
    x = 2,583,212,009.20/56,809.67
  6. Step 6: Final answer
    x = 45,471.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.