Home / 134,000.04-184,913.82-80,314.68

Finding the Fourth Proportional to 134,000.04, 184,913.82 and 80,314.68

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Solution

The fourth proportional to 134,000.04, 184,913.82 and 80,314.68 is: 110,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,000.04 : 184,913.82 = 80,314.68 : x
  2. Step 2: Convert to fraction form
    134,000.04/184,913.82 = 80,314.68/x
  3. Step 3: Cross multiply
    134,000.04x = 184,913.82 × 80,314.68
  4. Step 4: Simplify right side
    134,000.04x = 14,851,294,280.88
  5. Step 5: Solve for x
    x = 14,851,294,280.88/134,000.04
  6. Step 6: Final answer
    x = 110,830.52

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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.