Home / 54,946.77-75,830.37-31,073.55

Finding the Fourth Proportional to 54,946.77, 75,830.37 and 31,073.55

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Solution

The fourth proportional to 54,946.77, 75,830.37 and 31,073.55 is: 42,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,946.77 : 75,830.37 = 31,073.55 : x
  2. Step 2: Convert to fraction form
    54,946.77/75,830.37 = 31,073.55/x
  3. Step 3: Cross multiply
    54,946.77x = 75,830.37 × 31,073.55
  4. Step 4: Simplify right side
    54,946.77x = 2,356,318,793.71
  5. Step 5: Solve for x
    x = 2,356,318,793.71/54,946.77
  6. Step 6: Final answer
    x = 42,883.66

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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.