Home / 64,421.04-96,659.40-34,859.88

Finding the Fourth Proportional to 64,421.04, 96,659.40 and 34,859.88

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Solution

The fourth proportional to 64,421.04, 96,659.40 and 34,859.88 is: 52,304.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,421.04 : 96,659.40 = 34,859.88 : x
  2. Step 2: Convert to fraction form
    64,421.04/96,659.40 = 34,859.88/x
  3. Step 3: Cross multiply
    64,421.04x = 96,659.40 × 34,859.88
  4. Step 4: Simplify right side
    64,421.04x = 3,369,535,084.87
  5. Step 5: Solve for x
    x = 3,369,535,084.87/64,421.04
  6. Step 6: Final answer
    x = 52,304.88

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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.