Home / 79,368.32-109,533.21-52,464.17

Finding the Fourth Proportional to 79,368.32, 109,533.21 and 52,464.17

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Solution

The fourth proportional to 79,368.32, 109,533.21 and 52,464.17 is: 72,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,368.32 : 109,533.21 = 52,464.17 : x
  2. Step 2: Convert to fraction form
    79,368.32/109,533.21 = 52,464.17/x
  3. Step 3: Cross multiply
    79,368.32x = 109,533.21 × 52,464.17
  4. Step 4: Simplify right side
    79,368.32x = 5,746,568,950.09
  5. Step 5: Solve for x
    x = 5,746,568,950.09/79,368.32
  6. Step 6: Final answer
    x = 72,403.81

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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.