Home / 155,146.87-232,715.67-42,833.95

Finding the Fourth Proportional to 155,146.87, 232,715.67 and 42,833.95

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Solution

The fourth proportional to 155,146.87, 232,715.67 and 42,833.95 is: 64,249.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,146.87 : 232,715.67 = 42,833.95 : x
  2. Step 2: Convert to fraction form
    155,146.87/232,715.67 = 42,833.95/x
  3. Step 3: Cross multiply
    155,146.87x = 232,715.67 × 42,833.95
  4. Step 4: Simplify right side
    155,146.87x = 9,968,131,373.00
  5. Step 5: Solve for x
    x = 9,968,131,373.00/155,146.87
  6. Step 6: Final answer
    x = 64,249.65

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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.