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Finding the Fourth Proportional to 158,129.01, 237,298.55 and 73,895.69

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Solution

The fourth proportional to 158,129.01, 237,298.55 and 73,895.69 is: 110,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,129.01 : 237,298.55 = 73,895.69 : x
  2. Step 2: Convert to fraction form
    158,129.01/237,298.55 = 73,895.69/x
  3. Step 3: Cross multiply
    158,129.01x = 237,298.55 × 73,895.69
  4. Step 4: Simplify right side
    158,129.01x = 17,535,340,088.25
  5. Step 5: Solve for x
    x = 17,535,340,088.25/158,129.01
  6. Step 6: Final answer
    x = 110,892.62

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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.