Home / 60,128.36-82,980.12-36,262.76

Finding the Fourth Proportional to 60,128.36, 82,980.12 and 36,262.76

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Solution

The fourth proportional to 60,128.36, 82,980.12 and 36,262.76 is: 50,044.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,128.36 : 82,980.12 = 36,262.76 : x
  2. Step 2: Convert to fraction form
    60,128.36/82,980.12 = 36,262.76/x
  3. Step 3: Cross multiply
    60,128.36x = 82,980.12 × 36,262.76
  4. Step 4: Simplify right side
    60,128.36x = 3,009,088,176.33
  5. Step 5: Solve for x
    x = 3,009,088,176.33/60,128.36
  6. Step 6: Final answer
    x = 50,044.41

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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.