Home / 181,434.60-271,823.85-155,190.60

Finding the Fourth Proportional to 181,434.60, 271,823.85 and 155,190.60

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Solution

The fourth proportional to 181,434.60, 271,823.85 and 155,190.60 is: 232,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,434.60 : 271,823.85 = 155,190.60 : x
  2. Step 2: Convert to fraction form
    181,434.60/271,823.85 = 155,190.60/x
  3. Step 3: Cross multiply
    181,434.60x = 271,823.85 × 155,190.60
  4. Step 4: Simplify right side
    181,434.60x = 42,184,506,375.81
  5. Step 5: Solve for x
    x = 42,184,506,375.81/181,434.60
  6. Step 6: Final answer
    x = 232,505.30

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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.