Home / 181,943.60-273,155.70-155,459.20

Finding the Fourth Proportional to 181,943.60, 273,155.70 and 155,459.20

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Solution

The fourth proportional to 181,943.60, 273,155.70 and 155,459.20 is: 233,394.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,943.60 : 273,155.70 = 155,459.20 : x
  2. Step 2: Convert to fraction form
    181,943.60/273,155.70 = 155,459.20/x
  3. Step 3: Cross multiply
    181,943.60x = 273,155.70 × 155,459.20
  4. Step 4: Simplify right side
    181,943.60x = 42,464,566,597.44
  5. Step 5: Solve for x
    x = 42,464,566,597.44/181,943.60
  6. Step 6: Final answer
    x = 233,394.12

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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.