Home / 121,289.15-181,960.48-37,055.88

Finding the Fourth Proportional to 121,289.15, 181,960.48 and 37,055.88

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Solution

The fourth proportional to 121,289.15, 181,960.48 and 37,055.88 is: 55,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,289.15 : 181,960.48 = 37,055.88 : x
  2. Step 2: Convert to fraction form
    121,289.15/181,960.48 = 37,055.88/x
  3. Step 3: Cross multiply
    121,289.15x = 181,960.48 × 37,055.88
  4. Step 4: Simplify right side
    121,289.15x = 6,742,705,470.32
  5. Step 5: Solve for x
    x = 6,742,705,470.32/121,289.15
  6. Step 6: Final answer
    x = 55,591.99

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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.