Home / 103,557.54-155,303.79-44,377.38

Finding the Fourth Proportional to 103,557.54, 155,303.79 and 44,377.38

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Solution

The fourth proportional to 103,557.54, 155,303.79 and 44,377.38 is: 66,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,557.54 : 155,303.79 = 44,377.38 : x
  2. Step 2: Convert to fraction form
    103,557.54/155,303.79 = 44,377.38/x
  3. Step 3: Cross multiply
    103,557.54x = 155,303.79 × 44,377.38
  4. Step 4: Simplify right side
    103,557.54x = 6,891,975,304.27
  5. Step 5: Solve for x
    x = 6,891,975,304.27/103,557.54
  6. Step 6: Final answer
    x = 66,552.13

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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.