Home / 54,529.08-75,384.32-54,030.12

Finding the Fourth Proportional to 54,529.08, 75,384.32 and 54,030.12

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Solution

The fourth proportional to 54,529.08, 75,384.32 and 54,030.12 is: 74,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.08 : 75,384.32 = 54,030.12 : x
  2. Step 2: Convert to fraction form
    54,529.08/75,384.32 = 54,030.12/x
  3. Step 3: Cross multiply
    54,529.08x = 75,384.32 × 54,030.12
  4. Step 4: Simplify right side
    54,529.08x = 4,073,023,855.72
  5. Step 5: Solve for x
    x = 4,073,023,855.72/54,529.08
  6. Step 6: Final answer
    x = 74,694.53

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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.