Home / 55,182.48-76,152.16-30,032

Finding the Fourth Proportional to 55,182.48, 76,152.16 and 30,032

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Solution

The fourth proportional to 55,182.48, 76,152.16 and 30,032 is: 41,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,182.48 : 76,152.16 = 30,032 : x
  2. Step 2: Convert to fraction form
    55,182.48/76,152.16 = 30,032/x
  3. Step 3: Cross multiply
    55,182.48x = 76,152.16 × 30,032
  4. Step 4: Simplify right side
    55,182.48x = 2,287,001,669.12
  5. Step 5: Solve for x
    x = 2,287,001,669.12/55,182.48
  6. Step 6: Final answer
    x = 41,444.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.