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Finding the Fourth Proportional to 155,171.52, 232,796.16 and 49,988.16

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Solution

The fourth proportional to 155,171.52, 232,796.16 and 49,988.16 is: 74,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,171.52 : 232,796.16 = 49,988.16 : x
  2. Step 2: Convert to fraction form
    155,171.52/232,796.16 = 49,988.16/x
  3. Step 3: Cross multiply
    155,171.52x = 232,796.16 × 49,988.16
  4. Step 4: Simplify right side
    155,171.52x = 11,637,051,693.47
  5. Step 5: Solve for x
    x = 11,637,051,693.47/155,171.52
  6. Step 6: Final answer
    x = 74,994.77

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1.5x scale

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.