Home / 99,021.84-148,317.60-60,955.08

Finding the Fourth Proportional to 99,021.84, 148,317.60 and 60,955.08

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Solution

The fourth proportional to 99,021.84, 148,317.60 and 60,955.08 is: 91,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,021.84 : 148,317.60 = 60,955.08 : x
  2. Step 2: Convert to fraction form
    99,021.84/148,317.60 = 60,955.08/x
  3. Step 3: Cross multiply
    99,021.84x = 148,317.60 × 60,955.08
  4. Step 4: Simplify right side
    99,021.84x = 9,040,711,173.41
  5. Step 5: Solve for x
    x = 9,040,711,173.41/99,021.84
  6. Step 6: Final answer
    x = 91,300.17

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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.