Home / 92,671.02-127,878.48-52,388.64

Finding the Fourth Proportional to 92,671.02, 127,878.48 and 52,388.64

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Solution

The fourth proportional to 92,671.02, 127,878.48 and 52,388.64 is: 72,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,671.02 : 127,878.48 = 52,388.64 : x
  2. Step 2: Convert to fraction form
    92,671.02/127,878.48 = 52,388.64/x
  3. Step 3: Cross multiply
    92,671.02x = 127,878.48 × 52,388.64
  4. Step 4: Simplify right side
    92,671.02x = 6,699,379,652.47
  5. Step 5: Solve for x
    x = 6,699,379,652.47/92,671.02
  6. Step 6: Final answer
    x = 72,292.07

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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.