Home / 95,128.02-131,276.34-54,841.59

Finding the Fourth Proportional to 95,128.02, 131,276.34 and 54,841.59

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Solution

The fourth proportional to 95,128.02, 131,276.34 and 54,841.59 is: 75,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,128.02 : 131,276.34 = 54,841.59 : x
  2. Step 2: Convert to fraction form
    95,128.02/131,276.34 = 54,841.59/x
  3. Step 3: Cross multiply
    95,128.02x = 131,276.34 × 54,841.59
  4. Step 4: Simplify right side
    95,128.02x = 7,199,403,214.98
  5. Step 5: Solve for x
    x = 7,199,403,214.98/95,128.02
  6. Step 6: Final answer
    x = 75,681.21

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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.