Home / 54,473.70-75,182.64-45,384.66

Finding the Fourth Proportional to 54,473.70, 75,182.64 and 45,384.66

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Solution

The fourth proportional to 54,473.70, 75,182.64 and 45,384.66 is: 62,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,473.70 : 75,182.64 = 45,384.66 : x
  2. Step 2: Convert to fraction form
    54,473.70/75,182.64 = 45,384.66/x
  3. Step 3: Cross multiply
    54,473.70x = 75,182.64 × 45,384.66
  4. Step 4: Simplify right side
    54,473.70x = 3,412,138,924.66
  5. Step 5: Solve for x
    x = 3,412,138,924.66/54,473.70
  6. Step 6: Final answer
    x = 62,638.28

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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.