Home / 77,264.35-106,606.52-43,730.35

Finding the Fourth Proportional to 77,264.35, 106,606.52 and 43,730.35

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Solution

The fourth proportional to 77,264.35, 106,606.52 and 43,730.35 is: 60,337.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,264.35 : 106,606.52 = 43,730.35 : x
  2. Step 2: Convert to fraction form
    77,264.35/106,606.52 = 43,730.35/x
  3. Step 3: Cross multiply
    77,264.35x = 106,606.52 × 43,730.35
  4. Step 4: Simplify right side
    77,264.35x = 4,661,939,898.85
  5. Step 5: Solve for x
    x = 4,661,939,898.85/77,264.35
  6. Step 6: Final answer
    x = 60,337.53

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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.