Home / 181,809.09-272,726.06-61,817.19

Finding the Fourth Proportional to 181,809.09, 272,726.06 and 61,817.19

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Solution

The fourth proportional to 181,809.09, 272,726.06 and 61,817.19 is: 92,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,809.09 : 272,726.06 = 61,817.19 : x
  2. Step 2: Convert to fraction form
    181,809.09/272,726.06 = 61,817.19/x
  3. Step 3: Cross multiply
    181,809.09x = 272,726.06 × 61,817.19
  4. Step 4: Simplify right side
    181,809.09x = 16,859,158,359.89
  5. Step 5: Solve for x
    x = 16,859,158,359.89/181,809.09
  6. Step 6: Final answer
    x = 92,730.01

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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.