Home / 54,935.91-75,818.52-31,062.06

Finding the Fourth Proportional to 54,935.91, 75,818.52 and 31,062.06

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Solution

The fourth proportional to 54,935.91, 75,818.52 and 31,062.06 is: 42,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,935.91 : 75,818.52 = 31,062.06 : x
  2. Step 2: Convert to fraction form
    54,935.91/75,818.52 = 31,062.06/x
  3. Step 3: Cross multiply
    54,935.91x = 75,818.52 × 31,062.06
  4. Step 4: Simplify right side
    54,935.91x = 2,355,079,417.35
  5. Step 5: Solve for x
    x = 2,355,079,417.35/54,935.91
  6. Step 6: Final answer
    x = 42,869.58

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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.