Home / 155,052.80-213,996.16-94,658.52

Finding the Fourth Proportional to 155,052.80, 213,996.16 and 94,658.52

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Solution

The fourth proportional to 155,052.80, 213,996.16 and 94,658.52 is: 130,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,052.80 : 213,996.16 = 94,658.52 : x
  2. Step 2: Convert to fraction form
    155,052.80/213,996.16 = 94,658.52/x
  3. Step 3: Cross multiply
    155,052.80x = 213,996.16 × 94,658.52
  4. Step 4: Simplify right side
    155,052.80x = 20,256,559,791.28
  5. Step 5: Solve for x
    x = 20,256,559,791.28/155,052.80
  6. Step 6: Final answer
    x = 130,642.98

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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.