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Finding the Fourth Proportional to 273,552.81, 377,565.86 and 160,412.01

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Solution

The fourth proportional to 273,552.81, 377,565.86 and 160,412.01 is: 221,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,552.81 : 377,565.86 = 160,412.01 : x
  2. Step 2: Convert to fraction form
    273,552.81/377,565.86 = 160,412.01/x
  3. Step 3: Cross multiply
    273,552.81x = 377,565.86 × 160,412.01
  4. Step 4: Simplify right side
    273,552.81x = 60,566,097,707.92
  5. Step 5: Solve for x
    x = 60,566,097,707.92/273,552.81
  6. Step 6: Final answer
    x = 221,405.50

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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.