Home / 93,949.77-129,655.99-55,731.95

Finding the Fourth Proportional to 93,949.77, 129,655.99 and 55,731.95

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Solution

The fourth proportional to 93,949.77, 129,655.99 and 55,731.95 is: 76,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,949.77 : 129,655.99 = 55,731.95 : x
  2. Step 2: Convert to fraction form
    93,949.77/129,655.99 = 55,731.95/x
  3. Step 3: Cross multiply
    93,949.77x = 129,655.99 × 55,731.95
  4. Step 4: Simplify right side
    93,949.77x = 7,225,981,059.48
  5. Step 5: Solve for x
    x = 7,225,981,059.48/93,949.77
  6. Step 6: Final answer
    x = 76,913.24

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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.