Home / 75,098.02-103,638.49-41,564.02

Finding the Fourth Proportional to 75,098.02, 103,638.49 and 41,564.02

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Solution

The fourth proportional to 75,098.02, 103,638.49 and 41,564.02 is: 57,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,098.02 : 103,638.49 = 41,564.02 : x
  2. Step 2: Convert to fraction form
    75,098.02/103,638.49 = 41,564.02/x
  3. Step 3: Cross multiply
    75,098.02x = 103,638.49 × 41,564.02
  4. Step 4: Simplify right side
    75,098.02x = 4,307,632,271.13
  5. Step 5: Solve for x
    x = 4,307,632,271.13/75,098.02
  6. Step 6: Final answer
    x = 57,360.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.