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Finding the Fourth Proportional to 60,626.52, 90,947.07 and 31,036.41

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Solution

The fourth proportional to 60,626.52, 90,947.07 and 31,036.41 is: 46,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,626.52 : 90,947.07 = 31,036.41 : x
  2. Step 2: Convert to fraction form
    60,626.52/90,947.07 = 31,036.41/x
  3. Step 3: Cross multiply
    60,626.52x = 90,947.07 × 31,036.41
  4. Step 4: Simplify right side
    60,626.52x = 2,822,670,552.82
  5. Step 5: Solve for x
    x = 2,822,670,552.82/60,626.52
  6. Step 6: Final answer
    x = 46,558.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.