Home / 94,074.68-129,813.28-53,243.38

Finding the Fourth Proportional to 94,074.68, 129,813.28 and 53,243.38

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Solution

The fourth proportional to 94,074.68, 129,813.28 and 53,243.38 is: 73,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,074.68 : 129,813.28 = 53,243.38 : x
  2. Step 2: Convert to fraction form
    94,074.68/129,813.28 = 53,243.38/x
  3. Step 3: Cross multiply
    94,074.68x = 129,813.28 × 53,243.38
  4. Step 4: Simplify right side
    94,074.68x = 6,911,697,796.09
  5. Step 5: Solve for x
    x = 6,911,697,796.09/94,074.68
  6. Step 6: Final answer
    x = 73,470.33

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1.5x scale

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.