Home / 181,031.81-271,561.04-47,911.17

Finding the Fourth Proportional to 181,031.81, 271,561.04 and 47,911.17

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Solution

The fourth proportional to 181,031.81, 271,561.04 and 47,911.17 is: 71,870.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,031.81 : 271,561.04 = 47,911.17 : x
  2. Step 2: Convert to fraction form
    181,031.81/271,561.04 = 47,911.17/x
  3. Step 3: Cross multiply
    181,031.81x = 271,561.04 × 47,911.17
  4. Step 4: Simplify right side
    181,031.81x = 13,010,807,272.59
  5. Step 5: Solve for x
    x = 13,010,807,272.59/181,031.81
  6. Step 6: Final answer
    x = 71,870.28

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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.