Home / 91,239.90-125,883.51-52,992.06

Finding the Fourth Proportional to 91,239.90, 125,883.51 and 52,992.06

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Solution

The fourth proportional to 91,239.90, 125,883.51 and 52,992.06 is: 73,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,239.90 : 125,883.51 = 52,992.06 : x
  2. Step 2: Convert to fraction form
    91,239.90/125,883.51 = 52,992.06/x
  3. Step 3: Cross multiply
    91,239.90x = 125,883.51 × 52,992.06
  4. Step 4: Simplify right side
    91,239.90x = 6,670,826,514.93
  5. Step 5: Solve for x
    x = 6,670,826,514.93/91,239.90
  6. Step 6: Final answer
    x = 73,113.04

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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.