Home / 61,750.26-85,168.34-53,151.07

Finding the Fourth Proportional to 61,750.26, 85,168.34 and 53,151.07

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Solution

The fourth proportional to 61,750.26, 85,168.34 and 53,151.07 is: 73,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,750.26 : 85,168.34 = 53,151.07 : x
  2. Step 2: Convert to fraction form
    61,750.26/85,168.34 = 53,151.07/x
  3. Step 3: Cross multiply
    61,750.26x = 85,168.34 × 53,151.07
  4. Step 4: Simplify right side
    61,750.26x = 4,526,788,401.12
  5. Step 5: Solve for x
    x = 4,526,788,401.12/61,750.26
  6. Step 6: Final answer
    x = 73,308.01

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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.