Home / 92,746.88-127,790.40-62,887.04

Finding the Fourth Proportional to 92,746.88, 127,790.40 and 62,887.04

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Solution

The fourth proportional to 92,746.88, 127,790.40 and 62,887.04 is: 86,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,746.88 : 127,790.40 = 62,887.04 : x
  2. Step 2: Convert to fraction form
    92,746.88/127,790.40 = 62,887.04/x
  3. Step 3: Cross multiply
    92,746.88x = 127,790.40 × 62,887.04
  4. Step 4: Simplify right side
    92,746.88x = 8,036,359,996.42
  5. Step 5: Solve for x
    x = 8,036,359,996.42/92,746.88
  6. Step 6: Final answer
    x = 86,648.31

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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.