Home / 91,208,362.88-125,869,578.24-52,049,360

Finding the Fourth Proportional to 91,208,362.88, 125,869,578.24 and 52,049,360

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Solution

The fourth proportional to 91,208,362.88, 125,869,578.24 and 52,049,360 is: 71,829,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,208,362.88 : 125,869,578.24 = 52,049,360 : x
  2. Step 2: Convert to fraction form
    91,208,362.88/125,869,578.24 = 52,049,360/x
  3. Step 3: Cross multiply
    91,208,362.88x = 125,869,578.24 × 52,049,360
  4. Step 4: Simplify right side
    91,208,362.88x = 6,551,430,990,861,926
  5. Step 5: Solve for x
    x = 6,551,430,990,861,926/91,208,362.88
  6. Step 6: Final answer
    x = 71,829,279.51

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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.