Home / 181,968.76-272,953.14-71,083

Finding the Fourth Proportional to 181,968.76, 272,953.14 and 71,083

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Solution

The fourth proportional to 181,968.76, 272,953.14 and 71,083 is: 106,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,968.76 : 272,953.14 = 71,083 : x
  2. Step 2: Convert to fraction form
    181,968.76/272,953.14 = 71,083/x
  3. Step 3: Cross multiply
    181,968.76x = 272,953.14 × 71,083
  4. Step 4: Simplify right side
    181,968.76x = 19,402,328,050.62
  5. Step 5: Solve for x
    x = 19,402,328,050.62/181,968.76
  6. Step 6: Final answer
    x = 106,624.50

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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.