Home / 60,130.28-82,979.40-33,272.28

Finding the Fourth Proportional to 60,130.28, 82,979.40 and 33,272.28

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Solution

The fourth proportional to 60,130.28, 82,979.40 and 33,272.28 is: 45,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,130.28 : 82,979.40 = 33,272.28 : x
  2. Step 2: Convert to fraction form
    60,130.28/82,979.40 = 33,272.28/x
  3. Step 3: Cross multiply
    60,130.28x = 82,979.40 × 33,272.28
  4. Step 4: Simplify right side
    60,130.28x = 2,760,913,831.03
  5. Step 5: Solve for x
    x = 2,760,913,831.03/60,130.28
  6. Step 6: Final answer
    x = 45,915.53

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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.