Home / 251,329.02-377,116.53-118,222.68

Finding the Fourth Proportional to 251,329.02, 377,116.53 and 118,222.68

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Solution

The fourth proportional to 251,329.02, 377,116.53 and 118,222.68 is: 177,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,329.02 : 377,116.53 = 118,222.68 : x
  2. Step 2: Convert to fraction form
    251,329.02/377,116.53 = 118,222.68/x
  3. Step 3: Cross multiply
    251,329.02x = 377,116.53 × 118,222.68
  4. Step 4: Simplify right side
    251,329.02x = 44,583,726,848.90
  5. Step 5: Solve for x
    x = 44,583,726,848.90/251,329.02
  6. Step 6: Final answer
    x = 177,391.88

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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.