Home / 352,931.76-529,417.82-100,192.48

Finding the Fourth Proportional to 352,931.76, 529,417.82 and 100,192.48

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Solution

The fourth proportional to 352,931.76, 529,417.82 and 100,192.48 is: 150,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,931.76 : 529,417.82 = 100,192.48 : x
  2. Step 2: Convert to fraction form
    352,931.76/529,417.82 = 100,192.48/x
  3. Step 3: Cross multiply
    352,931.76x = 529,417.82 × 100,192.48
  4. Step 4: Simplify right side
    352,931.76x = 53,043,684,341.99
  5. Step 5: Solve for x
    x = 53,043,684,341.99/352,931.76
  6. Step 6: Final answer
    x = 150,294.45

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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.