Home / 251,611.20-377,416.80-93,831.30

Finding the Fourth Proportional to 251,611.20, 377,416.80 and 93,831.30

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Solution

The fourth proportional to 251,611.20, 377,416.80 and 93,831.30 is: 140,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,611.20 : 377,416.80 = 93,831.30 : x
  2. Step 2: Convert to fraction form
    251,611.20/377,416.80 = 93,831.30/x
  3. Step 3: Cross multiply
    251,611.20x = 377,416.80 × 93,831.30
  4. Step 4: Simplify right side
    251,611.20x = 35,413,508,985.84
  5. Step 5: Solve for x
    x = 35,413,508,985.84/251,611.20
  6. Step 6: Final answer
    x = 140,746.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.