Home / 77,056.30-106,335.58-43,064.93

Finding the Fourth Proportional to 77,056.30, 106,335.58 and 43,064.93

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Solution

The fourth proportional to 77,056.30, 106,335.58 and 43,064.93 is: 59,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,056.30 : 106,335.58 = 43,064.93 : x
  2. Step 2: Convert to fraction form
    77,056.30/106,335.58 = 43,064.93/x
  3. Step 3: Cross multiply
    77,056.30x = 106,335.58 × 43,064.93
  4. Step 4: Simplify right side
    77,056.30x = 4,579,334,309.21
  5. Step 5: Solve for x
    x = 4,579,334,309.21/77,056.30
  6. Step 6: Final answer
    x = 59,428.42

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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.