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Finding the Fourth Proportional to 270,916.71, 373,875.48 and 150,055.44

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Solution

The fourth proportional to 270,916.71, 373,875.48 and 150,055.44 is: 207,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,916.71 : 373,875.48 = 150,055.44 : x
  2. Step 2: Convert to fraction form
    270,916.71/373,875.48 = 150,055.44/x
  3. Step 3: Cross multiply
    270,916.71x = 373,875.48 × 150,055.44
  4. Step 4: Simplify right side
    270,916.71x = 56,102,049,656.61
  5. Step 5: Solve for x
    x = 56,102,049,656.61/270,916.71
  6. Step 6: Final answer
    x = 207,082.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.