Home / 155,686.78-233,530.35-50,513.95

Finding the Fourth Proportional to 155,686.78, 233,530.35 and 50,513.95

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Solution

The fourth proportional to 155,686.78, 233,530.35 and 50,513.95 is: 75,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,686.78 : 233,530.35 = 50,513.95 : x
  2. Step 2: Convert to fraction form
    155,686.78/233,530.35 = 50,513.95/x
  3. Step 3: Cross multiply
    155,686.78x = 233,530.35 × 50,513.95
  4. Step 4: Simplify right side
    155,686.78x = 11,796,540,423.38
  5. Step 5: Solve for x
    x = 11,796,540,423.38/155,686.78
  6. Step 6: Final answer
    x = 75,770.98

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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.