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Finding the Fourth Proportional to 265,124.72, 365,887.86 and 151,954.76

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Solution

The fourth proportional to 265,124.72, 365,887.86 and 151,954.76 is: 209,706.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,124.72 : 365,887.86 = 151,954.76 : x
  2. Step 2: Convert to fraction form
    265,124.72/365,887.86 = 151,954.76/x
  3. Step 3: Cross multiply
    265,124.72x = 365,887.86 × 151,954.76
  4. Step 4: Simplify right side
    265,124.72x = 55,598,401,953.21
  5. Step 5: Solve for x
    x = 55,598,401,953.21/265,124.72
  6. Step 6: Final answer
    x = 209,706.59

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1.5x scale

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.