Home / 72,285.02-108,551.61-44,369

Finding the Fourth Proportional to 72,285.02, 108,551.61 and 44,369

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Solution

The fourth proportional to 72,285.02, 108,551.61 and 44,369 is: 66,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,285.02 : 108,551.61 = 44,369 : x
  2. Step 2: Convert to fraction form
    72,285.02/108,551.61 = 44,369/x
  3. Step 3: Cross multiply
    72,285.02x = 108,551.61 × 44,369
  4. Step 4: Simplify right side
    72,285.02x = 4,816,326,384.09
  5. Step 5: Solve for x
    x = 4,816,326,384.09/72,285.02
  6. Step 6: Final answer
    x = 66,629.66

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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.