Home / 181,440.87-272,130.60-55,050.64

Finding the Fourth Proportional to 181,440.87, 272,130.60 and 55,050.64

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Solution

The fourth proportional to 181,440.87, 272,130.60 and 55,050.64 is: 82,566.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,440.87 : 272,130.60 = 55,050.64 : x
  2. Step 2: Convert to fraction form
    181,440.87/272,130.60 = 55,050.64/x
  3. Step 3: Cross multiply
    181,440.87x = 272,130.60 × 55,050.64
  4. Step 4: Simplify right side
    181,440.87x = 14,980,963,693.58
  5. Step 5: Solve for x
    x = 14,980,963,693.58/181,440.87
  6. Step 6: Final answer
    x = 82,566.64

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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.