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Finding the Fourth Proportional to 274,088.66, 411,082.74 and 124,292.93

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Solution

The fourth proportional to 274,088.66, 411,082.74 and 124,292.93 is: 186,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,088.66 : 411,082.74 = 124,292.93 : x
  2. Step 2: Convert to fraction form
    274,088.66/411,082.74 = 124,292.93/x
  3. Step 3: Cross multiply
    274,088.66x = 411,082.74 × 124,292.93
  4. Step 4: Simplify right side
    274,088.66x = 51,094,676,171.61
  5. Step 5: Solve for x
    x = 51,094,676,171.61/274,088.66
  6. Step 6: Final answer
    x = 186,416.60

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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.