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Finding the Fourth Proportional to 124,586.52, 186,911.34 and 35,838.12

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Solution

The fourth proportional to 124,586.52, 186,911.34 and 35,838.12 is: 53,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,586.52 : 186,911.34 = 35,838.12 : x
  2. Step 2: Convert to fraction form
    124,586.52/186,911.34 = 35,838.12/x
  3. Step 3: Cross multiply
    124,586.52x = 186,911.34 × 35,838.12
  4. Step 4: Simplify right side
    124,586.52x = 6,698,551,032.28
  5. Step 5: Solve for x
    x = 6,698,551,032.28/124,586.52
  6. Step 6: Final answer
    x = 53,766.26

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1.5x scale

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.