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Finding the Fourth Proportional to 116,898.09, 175,424.81 and 43,026.09

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Solution

The fourth proportional to 116,898.09, 175,424.81 and 43,026.09 is: 64,567.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,898.09 : 175,424.81 = 43,026.09 : x
  2. Step 2: Convert to fraction form
    116,898.09/175,424.81 = 43,026.09/x
  3. Step 3: Cross multiply
    116,898.09x = 175,424.81 × 43,026.09
  4. Step 4: Simplify right side
    116,898.09x = 7,547,843,448.16
  5. Step 5: Solve for x
    x = 7,547,843,448.16/116,898.09
  6. Step 6: Final answer
    x = 64,567.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.