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Finding the Fourth Proportional to 181,482.21, 272,278.65 and 92,798.01

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Solution

The fourth proportional to 181,482.21, 272,278.65 and 92,798.01 is: 139,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,482.21 : 272,278.65 = 92,798.01 : x
  2. Step 2: Convert to fraction form
    181,482.21/272,278.65 = 92,798.01/x
  3. Step 3: Cross multiply
    181,482.21x = 272,278.65 × 92,798.01
  4. Step 4: Simplify right side
    181,482.21x = 25,266,916,885.49
  5. Step 5: Solve for x
    x = 25,266,916,885.49/181,482.21
  6. Step 6: Final answer
    x = 139,225.31

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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.