Home / 76,598.22-115,004.98-39,185.13

Finding the Fourth Proportional to 76,598.22, 115,004.98 and 39,185.13

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Solution

The fourth proportional to 76,598.22, 115,004.98 and 39,185.13 is: 58,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,598.22 : 115,004.98 = 39,185.13 : x
  2. Step 2: Convert to fraction form
    76,598.22/115,004.98 = 39,185.13/x
  3. Step 3: Cross multiply
    76,598.22x = 115,004.98 × 39,185.13
  4. Step 4: Simplify right side
    76,598.22x = 4,506,485,572.20
  5. Step 5: Solve for x
    x = 4,506,485,572.20/76,598.22
  6. Step 6: Final answer
    x = 58,832.77

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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.