Home / 82,469.01-123,701.21-26,312.50

Finding the Fourth Proportional to 82,469.01, 123,701.21 and 26,312.50

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Solution

The fourth proportional to 82,469.01, 123,701.21 and 26,312.50 is: 39,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,469.01 : 123,701.21 = 26,312.50 : x
  2. Step 2: Convert to fraction form
    82,469.01/123,701.21 = 26,312.50/x
  3. Step 3: Cross multiply
    82,469.01x = 123,701.21 × 26,312.50
  4. Step 4: Simplify right side
    82,469.01x = 3,254,888,088.13
  5. Step 5: Solve for x
    x = 3,254,888,088.13/82,469.01
  6. Step 6: Final answer
    x = 39,468.01

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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.