Home / 81,898.65-113,019.75-46,089.27

Finding the Fourth Proportional to 81,898.65, 113,019.75 and 46,089.27

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Solution

The fourth proportional to 81,898.65, 113,019.75 and 46,089.27 is: 63,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,898.65 : 113,019.75 = 46,089.27 : x
  2. Step 2: Convert to fraction form
    81,898.65/113,019.75 = 46,089.27/x
  3. Step 3: Cross multiply
    81,898.65x = 113,019.75 × 46,089.27
  4. Step 4: Simplify right side
    81,898.65x = 5,208,997,773.08
  5. Step 5: Solve for x
    x = 5,208,997,773.08/81,898.65
  6. Step 6: Final answer
    x = 63,602.97

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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.