Home / 77,240.48-106,600.82-47,043.52

Finding the Fourth Proportional to 77,240.48, 106,600.82 and 47,043.52

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Solution

The fourth proportional to 77,240.48, 106,600.82 and 47,043.52 is: 64,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,240.48 : 106,600.82 = 47,043.52 : x
  2. Step 2: Convert to fraction form
    77,240.48/106,600.82 = 47,043.52/x
  3. Step 3: Cross multiply
    77,240.48x = 106,600.82 × 47,043.52
  4. Step 4: Simplify right side
    77,240.48x = 5,014,877,807.69
  5. Step 5: Solve for x
    x = 5,014,877,807.69/77,240.48
  6. Step 6: Final answer
    x = 64,925.51

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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.