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Finding the Fourth Proportional to 155,410.67, 232,807.37 and 119,748.26

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Solution

The fourth proportional to 155,410.67, 232,807.37 and 119,748.26 is: 179,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,410.67 : 232,807.37 = 119,748.26 : x
  2. Step 2: Convert to fraction form
    155,410.67/232,807.37 = 119,748.26/x
  3. Step 3: Cross multiply
    155,410.67x = 232,807.37 × 119,748.26
  4. Step 4: Simplify right side
    155,410.67x = 27,878,277,455.95
  5. Step 5: Solve for x
    x = 27,878,277,455.95/155,410.67
  6. Step 6: Final answer
    x = 179,384.58

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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.