Home / 82,954.47-114,477.29-45,228.72

Finding the Fourth Proportional to 82,954.47, 114,477.29 and 45,228.72

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Solution

The fourth proportional to 82,954.47, 114,477.29 and 45,228.72 is: 62,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,954.47 : 114,477.29 = 45,228.72 : x
  2. Step 2: Convert to fraction form
    82,954.47/114,477.29 = 45,228.72/x
  3. Step 3: Cross multiply
    82,954.47x = 114,477.29 × 45,228.72
  4. Step 4: Simplify right side
    82,954.47x = 5,177,661,668.52
  5. Step 5: Solve for x
    x = 5,177,661,668.52/82,954.47
  6. Step 6: Final answer
    x = 62,415.70

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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.