Home / 55,574.11-76,637.66-50,963.89

Finding the Fourth Proportional to 55,574.11, 76,637.66 and 50,963.89

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Solution

The fourth proportional to 55,574.11, 76,637.66 and 50,963.89 is: 70,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,574.11 : 76,637.66 = 50,963.89 : x
  2. Step 2: Convert to fraction form
    55,574.11/76,637.66 = 50,963.89/x
  3. Step 3: Cross multiply
    55,574.11x = 76,637.66 × 50,963.89
  4. Step 4: Simplify right side
    55,574.11x = 3,905,753,401.51
  5. Step 5: Solve for x
    x = 3,905,753,401.51/55,574.11
  6. Step 6: Final answer
    x = 70,280.09

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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.