Home / 93,926.31-129,623.61-55,708.48

Finding the Fourth Proportional to 93,926.31, 129,623.61 and 55,708.48

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Solution

The fourth proportional to 93,926.31, 129,623.61 and 55,708.48 is: 76,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,926.31 : 129,623.61 = 55,708.48 : x
  2. Step 2: Convert to fraction form
    93,926.31/129,623.61 = 55,708.48/x
  3. Step 3: Cross multiply
    93,926.31x = 129,623.61 × 55,708.48
  4. Step 4: Simplify right side
    93,926.31x = 7,221,134,285.21
  5. Step 5: Solve for x
    x = 7,221,134,285.21/93,926.31
  6. Step 6: Final answer
    x = 76,880.85

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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.