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Finding the Fourth Proportional to 58,259.16, 80,398.74 and 32,764.86

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Solution

The fourth proportional to 58,259.16, 80,398.74 and 32,764.86 is: 45,216.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,259.16 : 80,398.74 = 32,764.86 : x
  2. Step 2: Convert to fraction form
    58,259.16/80,398.74 = 32,764.86/x
  3. Step 3: Cross multiply
    58,259.16x = 80,398.74 × 32,764.86
  4. Step 4: Simplify right side
    58,259.16x = 2,634,253,460.28
  5. Step 5: Solve for x
    x = 2,634,253,460.28/58,259.16
  6. Step 6: Final answer
    x = 45,216.12

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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.