Home / 134,637.52-185,769.84-77,273.32

Finding the Fourth Proportional to 134,637.52, 185,769.84 and 77,273.32

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Solution

The fourth proportional to 134,637.52, 185,769.84 and 77,273.32 is: 106,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,637.52 : 185,769.84 = 77,273.32 : x
  2. Step 2: Convert to fraction form
    134,637.52/185,769.84 = 77,273.32/x
  3. Step 3: Cross multiply
    134,637.52x = 185,769.84 × 77,273.32
  4. Step 4: Simplify right side
    134,637.52x = 14,355,052,292.67
  5. Step 5: Solve for x
    x = 14,355,052,292.67/134,637.52
  6. Step 6: Final answer
    x = 106,620.00

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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.