Home / 94,041.79-129,777.67-53,756.42

Finding the Fourth Proportional to 94,041.79, 129,777.67 and 53,756.42

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Solution

The fourth proportional to 94,041.79, 129,777.67 and 53,756.42 is: 74,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,041.79 : 129,777.67 = 53,756.42 : x
  2. Step 2: Convert to fraction form
    94,041.79/129,777.67 = 53,756.42/x
  3. Step 3: Cross multiply
    94,041.79x = 129,777.67 × 53,756.42
  4. Step 4: Simplify right side
    94,041.79x = 6,976,382,151.86
  5. Step 5: Solve for x
    x = 6,976,382,151.86/94,041.79
  6. Step 6: Final answer
    x = 74,183.85

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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.