Home / 145,072.95-200,149.34-94,801.11

Finding the Fourth Proportional to 145,072.95, 200,149.34 and 94,801.11

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Solution

The fourth proportional to 145,072.95, 200,149.34 and 94,801.11 is: 130,791.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,072.95 : 200,149.34 = 94,801.11 : x
  2. Step 2: Convert to fraction form
    145,072.95/200,149.34 = 94,801.11/x
  3. Step 3: Cross multiply
    145,072.95x = 200,149.34 × 94,801.11
  4. Step 4: Simplify right side
    145,072.95x = 18,974,379,597.77
  5. Step 5: Solve for x
    x = 18,974,379,597.77/145,072.95
  6. Step 6: Final answer
    x = 130,791.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.