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Finding the Fourth Proportional to 62,457.75, 86,189.53 and 35,608.90

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Solution

The fourth proportional to 62,457.75, 86,189.53 and 35,608.90 is: 49,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,457.75 : 86,189.53 = 35,608.90 : x
  2. Step 2: Convert to fraction form
    62,457.75/86,189.53 = 35,608.90/x
  3. Step 3: Cross multiply
    62,457.75x = 86,189.53 × 35,608.90
  4. Step 4: Simplify right side
    62,457.75x = 3,069,114,354.82
  5. Step 5: Solve for x
    x = 3,069,114,354.82/62,457.75
  6. Step 6: Final answer
    x = 49,139.05

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1.5x scale

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.