Home / 85,204.02-127,829.01-26,038.05

Finding the Fourth Proportional to 85,204.02, 127,829.01 and 26,038.05

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Solution

The fourth proportional to 85,204.02, 127,829.01 and 26,038.05 is: 39,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,204.02 : 127,829.01 = 26,038.05 : x
  2. Step 2: Convert to fraction form
    85,204.02/127,829.01 = 26,038.05/x
  3. Step 3: Cross multiply
    85,204.02x = 127,829.01 × 26,038.05
  4. Step 4: Simplify right side
    85,204.02x = 3,328,418,153.83
  5. Step 5: Solve for x
    x = 3,328,418,153.83/85,204.02
  6. Step 6: Final answer
    x = 39,064.10

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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.