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Finding the Fourth Proportional to 82,707.06, 124,060.59 and 35,959.94

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Solution

The fourth proportional to 82,707.06, 124,060.59 and 35,959.94 is: 53,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,707.06 : 124,060.59 = 35,959.94 : x
  2. Step 2: Convert to fraction form
    82,707.06/124,060.59 = 35,959.94/x
  3. Step 3: Cross multiply
    82,707.06x = 124,060.59 × 35,959.94
  4. Step 4: Simplify right side
    82,707.06x = 4,461,211,372.76
  5. Step 5: Solve for x
    x = 4,461,211,372.76/82,707.06
  6. Step 6: Final answer
    x = 53,939.91

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1.5x scale

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.