Home / 211,821.77-292,320.02-116,334.62

Finding the Fourth Proportional to 211,821.77, 292,320.02 and 116,334.62

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Solution

The fourth proportional to 211,821.77, 292,320.02 and 116,334.62 is: 160,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,821.77 : 292,320.02 = 116,334.62 : x
  2. Step 2: Convert to fraction form
    211,821.77/292,320.02 = 116,334.62/x
  3. Step 3: Cross multiply
    211,821.77x = 292,320.02 × 116,334.62
  4. Step 4: Simplify right side
    211,821.77x = 34,006,936,401.82
  5. Step 5: Solve for x
    x = 34,006,936,401.82/211,821.77
  6. Step 6: Final answer
    x = 160,545.05

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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.