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Finding the Fourth Proportional to 116,349.56, 174,362.86 and 53,014.90

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Solution

The fourth proportional to 116,349.56, 174,362.86 and 53,014.90 is: 79,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,349.56 : 174,362.86 = 53,014.90 : x
  2. Step 2: Convert to fraction form
    116,349.56/174,362.86 = 53,014.90/x
  3. Step 3: Cross multiply
    116,349.56x = 174,362.86 × 53,014.90
  4. Step 4: Simplify right side
    116,349.56x = 9,243,828,714.80
  5. Step 5: Solve for x
    x = 9,243,828,714.80/116,349.56
  6. Step 6: Final answer
    x = 79,448.77

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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.