Home / 77,227.90-106,574.76-43,237.82

Finding the Fourth Proportional to 77,227.90, 106,574.76 and 43,237.82

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Solution

The fourth proportional to 77,227.90, 106,574.76 and 43,237.82 is: 59,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,227.90 : 106,574.76 = 43,237.82 : x
  2. Step 2: Convert to fraction form
    77,227.90/106,574.76 = 43,237.82/x
  3. Step 3: Cross multiply
    77,227.90x = 106,574.76 × 43,237.82
  4. Step 4: Simplify right side
    77,227.90x = 4,608,060,555.86
  5. Step 5: Solve for x
    x = 4,608,060,555.86/77,227.90
  6. Step 6: Final answer
    x = 59,668.34

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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.