Home / 64,905.04-97,539.32-38,613.84

Finding the Fourth Proportional to 64,905.04, 97,539.32 and 38,613.84

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Solution

The fourth proportional to 64,905.04, 97,539.32 and 38,613.84 is: 58,028.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,905.04 : 97,539.32 = 38,613.84 : x
  2. Step 2: Convert to fraction form
    64,905.04/97,539.32 = 38,613.84/x
  3. Step 3: Cross multiply
    64,905.04x = 97,539.32 × 38,613.84
  4. Step 4: Simplify right side
    64,905.04x = 3,766,367,696.19
  5. Step 5: Solve for x
    x = 3,766,367,696.19/64,905.04
  6. Step 6: Final answer
    x = 58,028.89

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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.