Home / 55,776.08-83,172.10-48,034.64

Finding the Fourth Proportional to 55,776.08, 83,172.10 and 48,034.64

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Solution

The fourth proportional to 55,776.08, 83,172.10 and 48,034.64 is: 71,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776.08 : 83,172.10 = 48,034.64 : x
  2. Step 2: Convert to fraction form
    55,776.08/83,172.10 = 48,034.64/x
  3. Step 3: Cross multiply
    55,776.08x = 83,172.10 × 48,034.64
  4. Step 4: Simplify right side
    55,776.08x = 3,995,141,881.54
  5. Step 5: Solve for x
    x = 3,995,141,881.54/55,776.08
  6. Step 6: Final answer
    x = 71,628.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.