Home / 55,252.52-76,228.47-36,143.18

Finding the Fourth Proportional to 55,252.52, 76,228.47 and 36,143.18

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Solution

The fourth proportional to 55,252.52, 76,228.47 and 36,143.18 is: 49,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,252.52 : 76,228.47 = 36,143.18 : x
  2. Step 2: Convert to fraction form
    55,252.52/76,228.47 = 36,143.18/x
  3. Step 3: Cross multiply
    55,252.52x = 76,228.47 × 36,143.18
  4. Step 4: Simplify right side
    55,252.52x = 2,755,139,115.40
  5. Step 5: Solve for x
    x = 2,755,139,115.40/55,252.52
  6. Step 6: Final answer
    x = 49,864.50

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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.