Home / 83,055.72-114,616.80-45,329.94

Finding the Fourth Proportional to 83,055.72, 114,616.80 and 45,329.94

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Solution

The fourth proportional to 83,055.72, 114,616.80 and 45,329.94 is: 62,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,055.72 : 114,616.80 = 45,329.94 : x
  2. Step 2: Convert to fraction form
    83,055.72/114,616.80 = 45,329.94/x
  3. Step 3: Cross multiply
    83,055.72x = 114,616.80 × 45,329.94
  4. Step 4: Simplify right side
    83,055.72x = 5,195,572,666.99
  5. Step 5: Solve for x
    x = 5,195,572,666.99/83,055.72
  6. Step 6: Final answer
    x = 62,555.27

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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.