Home / 181,617.40-272,426.10-56,958.20

Finding the Fourth Proportional to 181,617.40, 272,426.10 and 56,958.20

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Solution

The fourth proportional to 181,617.40, 272,426.10 and 56,958.20 is: 85,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,617.40 : 272,426.10 = 56,958.20 : x
  2. Step 2: Convert to fraction form
    181,617.40/272,426.10 = 56,958.20/x
  3. Step 3: Cross multiply
    181,617.40x = 272,426.10 × 56,958.20
  4. Step 4: Simplify right side
    181,617.40x = 15,516,900,289.02
  5. Step 5: Solve for x
    x = 15,516,900,289.02/181,617.40
  6. Step 6: Final answer
    x = 85,437.30

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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.