Home / 93,276.20-128,715.01-52,446.60

Finding the Fourth Proportional to 93,276.20, 128,715.01 and 52,446.60

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Solution

The fourth proportional to 93,276.20, 128,715.01 and 52,446.60 is: 72,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,276.20 : 128,715.01 = 52,446.60 : x
  2. Step 2: Convert to fraction form
    93,276.20/128,715.01 = 52,446.60/x
  3. Step 3: Cross multiply
    93,276.20x = 128,715.01 × 52,446.60
  4. Step 4: Simplify right side
    93,276.20x = 6,750,664,512.35
  5. Step 5: Solve for x
    x = 6,750,664,512.35/93,276.20
  6. Step 6: Final answer
    x = 72,372.85

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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.