Home / 91,254.41-125,929.77-50,968.76

Finding the Fourth Proportional to 91,254.41, 125,929.77 and 50,968.76

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Solution

The fourth proportional to 91,254.41, 125,929.77 and 50,968.76 is: 70,336.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,254.41 : 125,929.77 = 50,968.76 : x
  2. Step 2: Convert to fraction form
    91,254.41/125,929.77 = 50,968.76/x
  3. Step 3: Cross multiply
    91,254.41x = 125,929.77 × 50,968.76
  4. Step 4: Simplify right side
    91,254.41x = 6,418,483,594.34
  5. Step 5: Solve for x
    x = 6,418,483,594.34/91,254.41
  6. Step 6: Final answer
    x = 70,336.15

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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.