Home / 181,710.28-272,567.82-57,051.28

Finding the Fourth Proportional to 181,710.28, 272,567.82 and 57,051.28

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Solution

The fourth proportional to 181,710.28, 272,567.82 and 57,051.28 is: 85,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,710.28 : 272,567.82 = 57,051.28 : x
  2. Step 2: Convert to fraction form
    181,710.28/272,567.82 = 57,051.28/x
  3. Step 3: Cross multiply
    181,710.28x = 272,567.82 × 57,051.28
  4. Step 4: Simplify right side
    181,710.28x = 15,550,343,017.81
  5. Step 5: Solve for x
    x = 15,550,343,017.81/181,710.28
  6. Step 6: Final answer
    x = 85,577.67

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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.