Home / 361,139.49-541,581.47-104,918.76

Finding the Fourth Proportional to 361,139.49, 541,581.47 and 104,918.76

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Solution

The fourth proportional to 361,139.49, 541,581.47 and 104,918.76 is: 157,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,139.49 : 541,581.47 = 104,918.76 : x
  2. Step 2: Convert to fraction form
    361,139.49/541,581.47 = 104,918.76/x
  3. Step 3: Cross multiply
    361,139.49x = 541,581.47 × 104,918.76
  4. Step 4: Simplify right side
    361,139.49x = 56,822,055,746.78
  5. Step 5: Solve for x
    x = 56,822,055,746.78/361,139.49
  6. Step 6: Final answer
    x = 157,341.02

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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.