Home / 282,416.02-423,682.38-82,742.92

Finding the Fourth Proportional to 282,416.02, 423,682.38 and 82,742.92

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Solution

The fourth proportional to 282,416.02, 423,682.38 and 82,742.92 is: 124,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,416.02 : 423,682.38 = 82,742.92 : x
  2. Step 2: Convert to fraction form
    282,416.02/423,682.38 = 82,742.92/x
  3. Step 3: Cross multiply
    282,416.02x = 423,682.38 × 82,742.92
  4. Step 4: Simplify right side
    282,416.02x = 35,056,717,273.75
  5. Step 5: Solve for x
    x = 35,056,717,273.75/282,416.02
  6. Step 6: Final answer
    x = 124,131.48

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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.