Home / 77,041.35-106,349.79-46,836.31

Finding the Fourth Proportional to 77,041.35, 106,349.79 and 46,836.31

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Solution

The fourth proportional to 77,041.35, 106,349.79 and 46,836.31 is: 64,654.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,041.35 : 106,349.79 = 46,836.31 : x
  2. Step 2: Convert to fraction form
    77,041.35/106,349.79 = 46,836.31/x
  3. Step 3: Cross multiply
    77,041.35x = 106,349.79 × 46,836.31
  4. Step 4: Simplify right side
    77,041.35x = 4,981,032,340.10
  5. Step 5: Solve for x
    x = 4,981,032,340.10/77,041.35
  6. Step 6: Final answer
    x = 64,654.01

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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.