Home / 84,719.81-127,036.29-44,760.24

Finding the Fourth Proportional to 84,719.81, 127,036.29 and 44,760.24

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Solution

The fourth proportional to 84,719.81, 127,036.29 and 44,760.24 is: 67,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,719.81 : 127,036.29 = 44,760.24 : x
  2. Step 2: Convert to fraction form
    84,719.81/127,036.29 = 44,760.24/x
  3. Step 3: Cross multiply
    84,719.81x = 127,036.29 × 44,760.24
  4. Step 4: Simplify right side
    84,719.81x = 5,686,174,829.11
  5. Step 5: Solve for x
    x = 5,686,174,829.11/84,719.81
  6. Step 6: Final answer
    x = 67,117.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.