Home / 181,502.02-272,086.98-76,328.38

Finding the Fourth Proportional to 181,502.02, 272,086.98 and 76,328.38

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Solution

The fourth proportional to 181,502.02, 272,086.98 and 76,328.38 is: 114,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,502.02 : 272,086.98 = 76,328.38 : x
  2. Step 2: Convert to fraction form
    181,502.02/272,086.98 = 76,328.38/x
  3. Step 3: Cross multiply
    181,502.02x = 272,086.98 × 76,328.38
  4. Step 4: Simplify right side
    181,502.02x = 20,767,958,402.49
  5. Step 5: Solve for x
    x = 20,767,958,402.49/181,502.02
  6. Step 6: Final answer
    x = 114,422.74

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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.