Home / 187,455.12-280,829.55-92,574.27

Finding the Fourth Proportional to 187,455.12, 280,829.55 and 92,574.27

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Solution

The fourth proportional to 187,455.12, 280,829.55 and 92,574.27 is: 138,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,455.12 : 280,829.55 = 92,574.27 : x
  2. Step 2: Convert to fraction form
    187,455.12/280,829.55 = 92,574.27/x
  3. Step 3: Cross multiply
    187,455.12x = 280,829.55 × 92,574.27
  4. Step 4: Simplify right side
    187,455.12x = 25,997,590,585.68
  5. Step 5: Solve for x
    x = 25,997,590,585.68/187,455.12
  6. Step 6: Final answer
    x = 138,687.01

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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.