Home / 96,419.94-144,380.70-66,526.35

Finding the Fourth Proportional to 96,419.94, 144,380.70 and 66,526.35

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Solution

The fourth proportional to 96,419.94, 144,380.70 and 66,526.35 is: 99,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,419.94 : 144,380.70 = 66,526.35 : x
  2. Step 2: Convert to fraction form
    96,419.94/144,380.70 = 66,526.35/x
  3. Step 3: Cross multiply
    96,419.94x = 144,380.70 × 66,526.35
  4. Step 4: Simplify right side
    96,419.94x = 9,605,120,981.45
  5. Step 5: Solve for x
    x = 9,605,120,981.45/96,419.94
  6. Step 6: Final answer
    x = 99,617.58

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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.