Home / 92,275.16-127,335.00-51,991.30

Finding the Fourth Proportional to 92,275.16, 127,335.00 and 51,991.30

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Solution

The fourth proportional to 92,275.16, 127,335.00 and 51,991.30 is: 71,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,275.16 : 127,335.00 = 51,991.30 : x
  2. Step 2: Convert to fraction form
    92,275.16/127,335.00 = 51,991.30/x
  3. Step 3: Cross multiply
    92,275.16x = 127,335.00 × 51,991.30
  4. Step 4: Simplify right side
    92,275.16x = 6,620,312,539.64
  5. Step 5: Solve for x
    x = 6,620,312,539.64/92,275.16
  6. Step 6: Final answer
    x = 71,745.34

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1.5x scale

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.