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Finding the Fourth Proportional to 186,747, 280,122.93 and 62,088

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Solution

The fourth proportional to 186,747, 280,122.93 and 62,088 is: 93,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,747 : 280,122.93 = 62,088 : x
  2. Step 2: Convert to fraction form
    186,747/280,122.93 = 62,088/x
  3. Step 3: Cross multiply
    186,747x = 280,122.93 × 62,088
  4. Step 4: Simplify right side
    186,747x = 17,392,272,477.84
  5. Step 5: Solve for x
    x = 17,392,272,477.84/186,747
  6. Step 6: Final answer
    x = 93,132.81

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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.