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Finding the Fourth Proportional to 265,064.88, 365,762.19 and 157,614.15

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Solution

The fourth proportional to 265,064.88, 365,762.19 and 157,614.15 is: 217,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,064.88 : 365,762.19 = 157,614.15 : x
  2. Step 2: Convert to fraction form
    265,064.88/365,762.19 = 157,614.15/x
  3. Step 3: Cross multiply
    265,064.88x = 365,762.19 × 157,614.15
  4. Step 4: Simplify right side
    265,064.88x = 57,649,296,678.99
  5. Step 5: Solve for x
    x = 57,649,296,678.99/265,064.88
  6. Step 6: Final answer
    x = 217,491.27

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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.