Home / 74,853.32-112,338.64-52,216.76

Finding the Fourth Proportional to 74,853.32, 112,338.64 and 52,216.76

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Solution

The fourth proportional to 74,853.32, 112,338.64 and 52,216.76 is: 78,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853.32 : 112,338.64 = 52,216.76 : x
  2. Step 2: Convert to fraction form
    74,853.32/112,338.64 = 52,216.76/x
  3. Step 3: Cross multiply
    74,853.32x = 112,338.64 × 52,216.76
  4. Step 4: Simplify right side
    74,853.32x = 5,865,960,214.99
  5. Step 5: Solve for x
    x = 5,865,960,214.99/74,853.32
  6. Step 6: Final answer
    x = 78,366.06

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1.5x scale

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.