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Finding the Fourth Proportional to 134,313.54, 185,355.81 and 73,887.54

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Solution

The fourth proportional to 134,313.54, 185,355.81 and 73,887.54 is: 101,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,313.54 : 185,355.81 = 73,887.54 : x
  2. Step 2: Convert to fraction form
    134,313.54/185,355.81 = 73,887.54/x
  3. Step 3: Cross multiply
    134,313.54x = 185,355.81 × 73,887.54
  4. Step 4: Simplify right side
    134,313.54x = 13,695,484,825.61
  5. Step 5: Solve for x
    x = 13,695,484,825.61/134,313.54
  6. Step 6: Final answer
    x = 101,966.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.