Home / 93,815.46-129,462.81-53,528.49

Finding the Fourth Proportional to 93,815.46, 129,462.81 and 53,528.49

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Solution

The fourth proportional to 93,815.46, 129,462.81 and 53,528.49 is: 73,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,815.46 : 129,462.81 = 53,528.49 : x
  2. Step 2: Convert to fraction form
    93,815.46/129,462.81 = 53,528.49/x
  3. Step 3: Cross multiply
    93,815.46x = 129,462.81 × 53,528.49
  4. Step 4: Simplify right side
    93,815.46x = 6,929,948,730.46
  5. Step 5: Solve for x
    x = 6,929,948,730.46/93,815.46
  6. Step 6: Final answer
    x = 73,867.88

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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.