Home / 175,678.47-263,422.94-91,230.30

Finding the Fourth Proportional to 175,678.47, 263,422.94 and 91,230.30

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Solution

The fourth proportional to 175,678.47, 263,422.94 and 91,230.30 is: 136,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,678.47 : 263,422.94 = 91,230.30 : x
  2. Step 2: Convert to fraction form
    175,678.47/263,422.94 = 91,230.30/x
  3. Step 3: Cross multiply
    175,678.47x = 263,422.94 × 91,230.30
  4. Step 4: Simplify right side
    175,678.47x = 24,032,153,386.93
  5. Step 5: Solve for x
    x = 24,032,153,386.93/175,678.47
  6. Step 6: Final answer
    x = 136,796.24

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1.5x scale

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.