Home / 93,521.45-129,059.75-53,235.21

Finding the Fourth Proportional to 93,521.45, 129,059.75 and 53,235.21

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Solution

The fourth proportional to 93,521.45, 129,059.75 and 53,235.21 is: 73,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,521.45 : 129,059.75 = 53,235.21 : x
  2. Step 2: Convert to fraction form
    93,521.45/129,059.75 = 53,235.21/x
  3. Step 3: Cross multiply
    93,521.45x = 129,059.75 × 53,235.21
  4. Step 4: Simplify right side
    93,521.45x = 6,870,522,627.62
  5. Step 5: Solve for x
    x = 6,870,522,627.62/93,521.45
  6. Step 6: Final answer
    x = 73,464.68

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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.