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Finding the Fourth Proportional to 54,683, 75,440.94 and 34,532.36

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Solution

The fourth proportional to 54,683, 75,440.94 and 34,532.36 is: 47,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,683 : 75,440.94 = 34,532.36 : x
  2. Step 2: Convert to fraction form
    54,683/75,440.94 = 34,532.36/x
  3. Step 3: Cross multiply
    54,683x = 75,440.94 × 34,532.36
  4. Step 4: Simplify right side
    54,683x = 2,605,153,698.82
  5. Step 5: Solve for x
    x = 2,605,153,698.82/54,683
  6. Step 6: Final answer
    x = 47,641.02

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1.5x scale

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.