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Finding the Fourth Proportional to 56,582.96, 78,051.99 and 35,325.32

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Solution

The fourth proportional to 56,582.96, 78,051.99 and 35,325.32 is: 48,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,582.96 : 78,051.99 = 35,325.32 : x
  2. Step 2: Convert to fraction form
    56,582.96/78,051.99 = 35,325.32/x
  3. Step 3: Cross multiply
    56,582.96x = 78,051.99 × 35,325.32
  4. Step 4: Simplify right side
    56,582.96x = 2,757,211,133.13
  5. Step 5: Solve for x
    x = 2,757,211,133.13/56,582.96
  6. Step 6: Final answer
    x = 48,728.65

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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.