Home / 91,032.80-125,625.74-50,746.64

Finding the Fourth Proportional to 91,032.80, 125,625.74 and 50,746.64

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Solution

The fourth proportional to 91,032.80, 125,625.74 and 50,746.64 is: 70,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,032.80 : 125,625.74 = 50,746.64 : x
  2. Step 2: Convert to fraction form
    91,032.80/125,625.74 = 50,746.64/x
  3. Step 3: Cross multiply
    91,032.80x = 125,625.74 × 50,746.64
  4. Step 4: Simplify right side
    91,032.80x = 6,375,083,320.65
  5. Step 5: Solve for x
    x = 6,375,083,320.65/91,032.80
  6. Step 6: Final answer
    x = 70,030.62

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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.