Home / 53,660.10-80,097.75-49,757.01

Finding the Fourth Proportional to 53,660.10, 80,097.75 and 49,757.01

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Solution

The fourth proportional to 53,660.10, 80,097.75 and 49,757.01 is: 74,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.10 : 80,097.75 = 49,757.01 : x
  2. Step 2: Convert to fraction form
    53,660.10/80,097.75 = 49,757.01/x
  3. Step 3: Cross multiply
    53,660.10x = 80,097.75 × 49,757.01
  4. Step 4: Simplify right side
    53,660.10x = 3,985,424,547.73
  5. Step 5: Solve for x
    x = 3,985,424,547.73/53,660.10
  6. Step 6: Final answer
    x = 74,271.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.