Home / 94,035.15-129,768.61-53,748.79

Finding the Fourth Proportional to 94,035.15, 129,768.61 and 53,748.79

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Solution

The fourth proportional to 94,035.15, 129,768.61 and 53,748.79 is: 74,173.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,035.15 : 129,768.61 = 53,748.79 : x
  2. Step 2: Convert to fraction form
    94,035.15/129,768.61 = 53,748.79/x
  3. Step 3: Cross multiply
    94,035.15x = 129,768.61 × 53,748.79
  4. Step 4: Simplify right side
    94,035.15x = 6,974,905,623.27
  5. Step 5: Solve for x
    x = 6,974,905,623.27/94,035.15
  6. Step 6: Final answer
    x = 74,173.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.