Home / 54,934.32-75,810.95-31,060.48

Finding the Fourth Proportional to 54,934.32, 75,810.95 and 31,060.48

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Solution

The fourth proportional to 54,934.32, 75,810.95 and 31,060.48 is: 42,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,934.32 : 75,810.95 = 31,060.48 : x
  2. Step 2: Convert to fraction form
    54,934.32/75,810.95 = 31,060.48/x
  3. Step 3: Cross multiply
    54,934.32x = 75,810.95 × 31,060.48
  4. Step 4: Simplify right side
    54,934.32x = 2,354,724,371.55
  5. Step 5: Solve for x
    x = 2,354,724,371.55/54,934.32
  6. Step 6: Final answer
    x = 42,864.36

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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.