Home / 282,175.35-423,302.73-82,510.75

Finding the Fourth Proportional to 282,175.35, 423,302.73 and 82,510.75

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Solution

The fourth proportional to 282,175.35, 423,302.73 and 82,510.75 is: 123,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,175.35 : 423,302.73 = 82,510.75 : x
  2. Step 2: Convert to fraction form
    282,175.35/423,302.73 = 82,510.75/x
  3. Step 3: Cross multiply
    282,175.35x = 423,302.73 × 82,510.75
  4. Step 4: Simplify right side
    282,175.35x = 34,927,025,729.35
  5. Step 5: Solve for x
    x = 34,927,025,729.35/282,175.35
  6. Step 6: Final answer
    x = 123,777.74

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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.