Home / 65,909.27-98,808.45-53,398.26

Finding the Fourth Proportional to 65,909.27, 98,808.45 and 53,398.26

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Solution

The fourth proportional to 65,909.27, 98,808.45 and 53,398.26 is: 80,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,909.27 : 98,808.45 = 53,398.26 : x
  2. Step 2: Convert to fraction form
    65,909.27/98,808.45 = 53,398.26/x
  3. Step 3: Cross multiply
    65,909.27x = 98,808.45 × 53,398.26
  4. Step 4: Simplify right side
    65,909.27x = 5,276,199,303.30
  5. Step 5: Solve for x
    x = 5,276,199,303.30/65,909.27
  6. Step 6: Final answer
    x = 80,052.46

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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.