Home / 77,354.02-116,039.13-32,985.46

Finding the Fourth Proportional to 77,354.02, 116,039.13 and 32,985.46

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Solution

The fourth proportional to 77,354.02, 116,039.13 and 32,985.46 is: 49,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,354.02 : 116,039.13 = 32,985.46 : x
  2. Step 2: Convert to fraction form
    77,354.02/116,039.13 = 32,985.46/x
  3. Step 3: Cross multiply
    77,354.02x = 116,039.13 × 32,985.46
  4. Step 4: Simplify right side
    77,354.02x = 3,827,604,081.05
  5. Step 5: Solve for x
    x = 3,827,604,081.05/77,354.02
  6. Step 6: Final answer
    x = 49,481.64

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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.