Home / 251,895.69-377,931.02-111,752.73

Finding the Fourth Proportional to 251,895.69, 377,931.02 and 111,752.73

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Solution

The fourth proportional to 251,895.69, 377,931.02 and 111,752.73 is: 167,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,895.69 : 377,931.02 = 111,752.73 : x
  2. Step 2: Convert to fraction form
    251,895.69/377,931.02 = 111,752.73/x
  3. Step 3: Cross multiply
    251,895.69x = 377,931.02 × 111,752.73
  4. Step 4: Simplify right side
    251,895.69x = 42,234,822,677.92
  5. Step 5: Solve for x
    x = 42,234,822,677.92/251,895.69
  6. Step 6: Final answer
    x = 167,667.91

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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.