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Finding the Fourth Proportional to 124,094.78, 186,171.34 and 35,349.56

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Solution

The fourth proportional to 124,094.78, 186,171.34 and 35,349.56 is: 53,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,094.78 : 186,171.34 = 35,349.56 : x
  2. Step 2: Convert to fraction form
    124,094.78/186,171.34 = 35,349.56/x
  3. Step 3: Cross multiply
    124,094.78x = 186,171.34 × 35,349.56
  4. Step 4: Simplify right side
    124,094.78x = 6,581,074,953.61
  5. Step 5: Solve for x
    x = 6,581,074,953.61/124,094.78
  6. Step 6: Final answer
    x = 53,032.65

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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.