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Finding the Fourth Proportional to 184,856.80, 277,284.30 and 72,457.60

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Solution

The fourth proportional to 184,856.80, 277,284.30 and 72,457.60 is: 108,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,856.80 : 277,284.30 = 72,457.60 : x
  2. Step 2: Convert to fraction form
    184,856.80/277,284.30 = 72,457.60/x
  3. Step 3: Cross multiply
    184,856.80x = 277,284.30 × 72,457.60
  4. Step 4: Simplify right side
    184,856.80x = 20,091,354,895.68
  5. Step 5: Solve for x
    x = 20,091,354,895.68/184,856.80
  6. Step 6: Final answer
    x = 108,686.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.