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Finding the Fourth Proportional to 374,165.06, 561,252.46 and 124,847.06

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Solution

The fourth proportional to 374,165.06, 561,252.46 and 124,847.06 is: 187,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,165.06 : 561,252.46 = 124,847.06 : x
  2. Step 2: Convert to fraction form
    374,165.06/561,252.46 = 124,847.06/x
  3. Step 3: Cross multiply
    374,165.06x = 561,252.46 × 124,847.06
  4. Step 4: Simplify right side
    374,165.06x = 70,070,720,639.78
  5. Step 5: Solve for x
    x = 70,070,720,639.78/374,165.06
  6. Step 6: Final answer
    x = 187,272.22

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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.