Home / 272,985.48-409,201.07-104,462.55

Finding the Fourth Proportional to 272,985.48, 409,201.07 and 104,462.55

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Solution

The fourth proportional to 272,985.48, 409,201.07 and 104,462.55 is: 156,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,985.48 : 409,201.07 = 104,462.55 : x
  2. Step 2: Convert to fraction form
    272,985.48/409,201.07 = 104,462.55/x
  3. Step 3: Cross multiply
    272,985.48x = 409,201.07 × 104,462.55
  4. Step 4: Simplify right side
    272,985.48x = 42,746,186,712.62
  5. Step 5: Solve for x
    x = 42,746,186,712.62/272,985.48
  6. Step 6: Final answer
    x = 156,587.77

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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.