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Finding the Fourth Proportional to 348,952.88, 523,143.29 and 124,185.32

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Solution

The fourth proportional to 348,952.88, 523,143.29 and 124,185.32 is: 186,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,952.88 : 523,143.29 = 124,185.32 : x
  2. Step 2: Convert to fraction form
    348,952.88/523,143.29 = 124,185.32/x
  3. Step 3: Cross multiply
    348,952.88x = 523,143.29 × 124,185.32
  4. Step 4: Simplify right side
    348,952.88x = 64,966,714,258.79
  5. Step 5: Solve for x
    x = 64,966,714,258.79/348,952.88
  6. Step 6: Final answer
    x = 186,176.18

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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.